155960237040 has 40 divisors (see below), whose sum is σ = 483476735568. Its totient is φ = 41589396480.

The previous prime is 155960237023. The next prime is 155960237053. The reversal of 155960237040 is 40732069551.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 155960236983 and 155960237001.

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, 324916921 + ... + 324917400.

Almost surely, 2^155960237040 is an apocalyptic number.

155960237040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155960237040 is an abundant number, since it is smaller than the sum of its proper divisors (327516498528).

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

155960237040 is a wasteful number, since it uses less digits than its factorization.

155960237040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649834337 (or 649834331 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 155960237040 in words is "one hundred fifty-five billion, nine hundred sixty million, two hundred thirty-seven thousand, forty".