155111327051032 has 32 divisors (see below), whose sum is σ = 317539114840080. Its totient is φ = 70446049576960.

The previous prime is 155111327051029. The next prime is 155111327051033. The reversal of 155111327051032 is 230150723111551.

It is a super-2 number, since 2×155111327051032² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 155111327050982 and 155111327051000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155111327051033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 738632953 + ... + 738842920.

Almost surely, 2^{155111327051032} is an apocalyptic number.

It is an amenable number.

155111327051032 is an abundant number, since it is smaller than the sum of its proper divisors (162427787789048).

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

155111327051032 is a wasteful number, since it uses less digits than its factorization.

155111327051032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477477083 (or 1477477079 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 37.

The spelling of 155111327051032 in words is "one hundred fifty-five trillion, one hundred eleven billion, three hundred twenty-seven million, fifty-one thousand, thirty-two".