151979989422 has 16 divisors (see below), whose sum is σ = 304541170560. Its totient is φ = 50563131192.

The previous prime is 151979989411. The next prime is 151979989423. The reversal of 151979989422 is 224989979151.

It is a super-2 number, since 2×151979989422² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151979989423) 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, 24212922 + ... + 24219197.

It is an arithmetic number, because the mean of its divisors is an integer number (19033823160).

Almost surely, 2^151979989422 is an apocalyptic number.

151979989422 is an abundant number, since it is smaller than the sum of its proper divisors (152561181138).

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

151979989422 is a wasteful number, since it uses less digits than its factorization.

151979989422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48432647.

The product of its digits is 29393280, while the sum is 66.

The spelling of 151979989422 in words is "one hundred fifty-one billion, nine hundred seventy-nine million, nine hundred eighty-nine thousand, four hundred twenty-two".