151165100501556 has 96 divisors (see below), whose sum is σ = 359507015884800. Its totient is φ = 49422511107840.

The previous prime is 151165100501537. The next prime is 151165100501557. The reversal of 151165100501556 is 655105001561151.

It is a super-2 number, since 2×151165100501556² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151165100501557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1113544621 + ... + 1113680363.

It is an arithmetic number, because the mean of its divisors is an integer number (3744864748800).

Almost surely, 2^{151165100501556} is an apocalyptic number.

It is an amenable number.

151165100501556 is an abundant number, since it is smaller than the sum of its proper divisors (208341915383244).

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

151165100501556 is a wasteful number, since it uses less digits than its factorization.

151165100501556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139349 (or 139347 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 42.

The spelling of 151165100501556 in words is "one hundred fifty-one trillion, one hundred sixty-five billion, one hundred million, five hundred one thousand, five hundred fifty-six".