151420454424 has 48 divisors (see below), whose sum is σ = 410517006120. Its totient is φ = 50421799680.

The previous prime is 151420454417. The next prime is 151420454441. The reversal of 151420454424 is 424454024151.

151420454424 is a `hidden beast` number, since 1 + 5 + 1 + 4 + 204 + 5 + 442 + 4 = 666.

It is a super-2 number, since 2×151420454424² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1005942 + ... + 1146629.

Almost surely, 2^151420454424 is an apocalyptic number.

It is an amenable number.

151420454424 is an abundant number, since it is smaller than the sum of its proper divisors (259096551696).

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

151420454424 is a wasteful number, since it uses less digits than its factorization.

151420454424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153560 (or 2153553 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 36.

Adding to 151420454424 its reverse (424454024151), we get a palindrome (575874478575).

The spelling of 151420454424 in words is "one hundred fifty-one billion, four hundred twenty million, four hundred fifty-four thousand, four hundred twenty-four".