151611826920 has 128 divisors (see below), whose sum is σ = 492790573440. Its totient is φ = 37166653440.

The previous prime is 151611826889. The next prime is 151611826939. The reversal of 151611826920 is 29628116151.

It is a super-2 number, since 2×151611826920² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 776461 + ... + 951900.

It is an arithmetic number, because the mean of its divisors is an integer number (3849926355).

Almost surely, 2^151611826920 is an apocalyptic number.

151611826920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151611826920 is an abundant number, since it is smaller than the sum of its proper divisors (341178746520).

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

151611826920 is a wasteful number, since it uses less digits than its factorization.

151611826920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728435 (or 1728431 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 42.

The spelling of 151611826920 in words is "one hundred fifty-one billion, six hundred eleven million, eight hundred twenty-six thousand, nine hundred twenty".