149209551360 has 320 divisors, whose sum is σ = 530776920960. Its totient is φ = 39731281920.

The previous prime is 149209551299. The next prime is 149209551401. The reversal of 149209551360 is 63155902941.

149209551360 is a `hidden beast` number, since 1 + 4 + 92 + 0 + 9 + 551 + 3 + 6 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70017495 + ... + 70019625.

It is an arithmetic number, because the mean of its divisors is an integer number (1658677878).

Almost surely, 2^149209551360 is an apocalyptic number.

149209551360 is a gapful number since it is divisible by the number (10) 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 149209551360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265388460480).

149209551360 is an abundant number, since it is smaller than the sum of its proper divisors (381567369600).

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

149209551360 is a wasteful number, since it uses less digits than its factorization.

149209551360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3176 (or 3154 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

It can be divided in two parts, 149209 and 551360, that added together give a square (700569 = 837²).

The spelling of 149209551360 in words is "one hundred forty-nine billion, two hundred nine million, five hundred fifty-one thousand, three hundred sixty".