155995036672 has 176 divisors, whose sum is σ = 338558734080. Its totient is φ = 71597260800.

The previous prime is 155995036609. The next prime is 155995036697. The reversal of 155995036672 is 276630599551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133214647 + ... + 133215817.

Almost surely, 2^155995036672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155995036672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169279367040).

155995036672 is an abundant number, since it is smaller than the sum of its proper divisors (182563697408).

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

155995036672 is a wasteful number, since it uses less digits than its factorization.

155995036672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418 (or 1400 counting only the distinct ones).

The product of its (nonzero) digits is 15309000, while the sum is 58.

The spelling of 155995036672 in words is "one hundred fifty-five billion, nine hundred ninety-five million, thirty-six thousand, six hundred seventy-two".