148516539408 has 90 divisors (see below), whose sum is σ = 440145959994. Its totient is φ = 46587442176.

The previous prime is 148516539401. The next prime is 148516539419. The reversal of 148516539408 is 804935615841.

It is a happy number.

148516539408 is a `hidden beast` number, since 1 + 48 + 5 + 165 + 39 + 408 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 51852754944 + 96663784464 = 227712^2 + 310908^2 .

It is not an unprimeable number, because it can be changed into a prime (148516539401) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19063578 + ... + 19071366.

Almost surely, 2^148516539408 is an apocalyptic number.

148516539408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

148516539408 is an abundant number, since it is smaller than the sum of its proper divisors (291629420586).

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

148516539408 is an frugal number, since it uses more digits than its factorization.

148516539408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15609 (or 7811 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 54.

The spelling of 148516539408 in words is "one hundred forty-eight billion, five hundred sixteen million, five hundred thirty-nine thousand, four hundred eight".