14638261407 has 24 divisors (see below), whose sum is σ = 24518083968. Its totient is φ = 7604290320.

The previous prime is 14638261373. The next prime is 14638261433. The reversal of 14638261407 is 70416283641.

It is not a de Polignac number, because 14638261407 - 2²³ = 14629872799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14638261207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2877873 + ... + 2882954.

It is an arithmetic number, because the mean of its divisors is an integer number (1021586832).

Almost surely, 2^14638261407 is an apocalyptic number.

14638261407 is a deficient number, since it is larger than the sum of its proper divisors (9879822561).

14638261407 is a wasteful number, since it uses less digits than its factorization.

14638261407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5760859 (or 5760848 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 14638261407 in words is "fourteen billion, six hundred thirty-eight million, two hundred sixty-one thousand, four hundred seven".