14987394574 has 16 divisors (see below), whose sum is σ = 22540551696. Its totient is φ = 7473894400.

The previous prime is 14987394559. The next prime is 14987394581. The reversal of 14987394574 is 47549378941.

It is a super-2 number, since 2×14987394574² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 3342414 + ... + 3346894.

It is an arithmetic number, because the mean of its divisors is an integer number (1408784481).

Almost surely, 2^14987394574 is an apocalyptic number.

14987394574 is a deficient number, since it is larger than the sum of its proper divisors (7553157122).

14987394574 is a wasteful number, since it uses less digits than its factorization.

14987394574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8531.

The product of its digits is 30481920, while the sum is 61.

The spelling of 14987394574 in words is "fourteen billion, nine hundred eighty-seven million, three hundred ninety-four thousand, five hundred seventy-four".