13900487722 has 32 divisors (see below), whose sum is σ = 23160743424. Its totient is φ = 6203881200.

The previous prime is 13900487681. The next prime is 13900487749. The reversal of 13900487722 is 22778400931.

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, 443253 + ... + 473575.

It is an arithmetic number, because the mean of its divisors is an integer number (723773232).

Almost surely, 2^13900487722 is an apocalyptic number.

13900487722 is a deficient number, since it is larger than the sum of its proper divisors (9260255702).

13900487722 is a wasteful number, since it uses less digits than its factorization.

13900487722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30714.

The product of its (nonzero) digits is 169344, while the sum is 43.

The spelling of 13900487722 in words is "thirteen billion, nine hundred million, four hundred eighty-seven thousand, seven hundred twenty-two".