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148949905104 = 243371113536797
BaseRepresentation
bin1000101010111000011…
…0110010111011010000
3112020110120112011111000
42022232012302323100
54420022133430404
6152232053222000
713522055206050
oct2125606627320
9466416464430
10148949905104
115819537a330
1224a4b031900
1311079b52930
1472d0123560
153d1b805339
hex22ae1b2ed0

148949905104 has 1280 divisors, whose sum is σ = 599721615360. Its totient is φ = 34159656960.

The previous prime is 148949905079. The next prime is 148949905121. The reversal of 148949905104 is 401509949841.

148949905104 is a `hidden beast` number, since 1 + 4 + 89 + 49 + 9 + 0 + 510 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1535565984 + ... + 1535566080.

It is an arithmetic number, because the mean of its divisors is an integer number (468532512).

Almost surely, 2148949905104 is an apocalyptic number.

148949905104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148949905104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299860807680).

148949905104 is an abundant number, since it is smaller than the sum of its proper divisors (450771710256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148949905104 is a wasteful number, since it uses less digits than its factorization.

148949905104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The spelling of 148949905104 in words is "one hundred forty-eight billion, nine hundred forty-nine million, nine hundred five thousand, one hundred four".