15457271396 has 24 divisors (see below), whose sum is σ = 30929458560. Its totient is φ = 6621348672.

The previous prime is 15457271387. The next prime is 15457271617. The reversal of 15457271396 is 69317275451.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73640 + ... + 190623.

It is an arithmetic number, because the mean of its divisors is an integer number (1288727440).

Almost surely, 2^15457271396 is an apocalyptic number.

It is an amenable number.

15457271396 is an abundant number, since it is smaller than the sum of its proper divisors (15472187164).

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

15457271396 is a wasteful number, since it uses less digits than its factorization.

15457271396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266363 (or 266361 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 50.

The spelling of 15457271396 in words is "fifteen billion, four hundred fifty-seven million, two hundred seventy-one thousand, three hundred ninety-six".