15880426013451 has 32 divisors (see below), whose sum is σ = 21462808066560. Its totient is φ = 10442913110784.

The previous prime is 15880426013449. The next prime is 15880426013483. The reversal of 15880426013451 is 15431062408851.

It is a happy number.

15880426013451 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 15880426013451 - 2¹ = 15880426013449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15880426013451.

It is not an unprimeable number, because it can be changed into a prime (15880426013411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 414299655 + ... + 414337983.

It is an arithmetic number, because the mean of its divisors is an integer number (670712752080).

Almost surely, 2^{15880426013451} is an apocalyptic number.

15880426013451 is a deficient number, since it is larger than the sum of its proper divisors (5582382053109).

15880426013451 is a wasteful number, since it uses less digits than its factorization.

15880426013451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40995.

The product of its (nonzero) digits is 921600, while the sum is 48.

The spelling of 15880426013451 in words is "fifteen trillion, eight hundred eighty billion, four hundred twenty-six million, thirteen thousand, four hundred fifty-one".