15056462454 has 72 divisors (see below), whose sum is σ = 35161370664. Its totient is φ = 4294118400.

The previous prime is 15056462417. The next prime is 15056462497. The reversal of 15056462454 is 45426465051.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 173934 + ... + 245694.

Almost surely, 2^15056462454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15056462454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17580685332).

15056462454 is an abundant number, since it is smaller than the sum of its proper divisors (20104908210).

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

15056462454 is a wasteful number, since it uses less digits than its factorization.

15056462454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71822 (or 71794 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 15056462454 in words is "fifteen billion, fifty-six million, four hundred sixty-two thousand, four hundred fifty-four".