14690639634 has 32 divisors (see below), whose sum is σ = 32244258816. Its totient is φ = 4425048720.

The previous prime is 14690639617. The next prime is 14690639671. The reversal of 14690639634 is 43693609641.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 655402 + ... + 677445.

It is an arithmetic number, because the mean of its divisors is an integer number (1007633088).

Almost surely, 2^14690639634 is an apocalyptic number.

14690639634 is an abundant number, since it is smaller than the sum of its proper divisors (17553619182).

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

14690639634 is a wasteful number, since it uses less digits than its factorization.

14690639634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333030.

The product of its (nonzero) digits is 2519424, while the sum is 51.

The spelling of 14690639634 in words is "fourteen billion, six hundred ninety million, six hundred thirty-nine thousand, six hundred thirty-four".