15042455451 has 12 divisors (see below), whose sum is σ = 21732336912. Its totient is φ = 10026297936.

The previous prime is 15042455447. The next prime is 15042455479. The reversal of 15042455451 is 15455424051.

15042455451 is a `hidden beast` number, since 1 + 50 + 4 + 2 + 4 + 554 + 51 = 666.

15042455451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15042455451 - 2² = 15042455447 is a prime.

It is a super-2 number, since 2×15042455451² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15042455851) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 118911 + ... + 210296.

It is an arithmetic number, because the mean of its divisors is an integer number (1811028076).

Almost surely, 2^15042455451 is an apocalyptic number.

15042455451 is a deficient number, since it is larger than the sum of its proper divisors (6689881461).

15042455451 is a wasteful number, since it uses less digits than its factorization.

15042455451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334290 (or 334287 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 15042455451 in words is "fifteen billion, forty-two million, four hundred fifty-five thousand, four hundred fifty-one".