153968849136 has 40 divisors (see below), whose sum is σ = 441947623760. Its totient is φ = 51322949568.

The previous prime is 153968849123. The next prime is 153968849249. The reversal of 153968849136 is 631948869351.

153968849136 is a `hidden beast` number, since 1 + 5 + 39 + 6 + 88 + 491 + 36 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178204255 + ... + 178205118.

It is an arithmetic number, because the mean of its divisors is an integer number (11048690594).

Almost surely, 2^153968849136 is an apocalyptic number.

153968849136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

153968849136 is an abundant number, since it is smaller than the sum of its proper divisors (287978774624).

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

153968849136 is a wasteful number, since it uses less digits than its factorization.

153968849136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356409390 (or 356409378 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 63.

The spelling of 153968849136 in words is "one hundred fifty-three billion, nine hundred sixty-eight million, eight hundred forty-nine thousand, one hundred thirty-six".