13940217258 has 16 divisors (see below), whose sum is σ = 30415019616. Its totient is φ = 4224308240.

The previous prime is 13940217241. The next prime is 13940217283. The reversal of 13940217258 is 85271204931.

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, 105607641 + ... + 105607772.

It is an arithmetic number, because the mean of its divisors is an integer number (1900938726).

Almost surely, 2^13940217258 is an apocalyptic number.

13940217258 is an abundant number, since it is smaller than the sum of its proper divisors (16474802358).

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

13940217258 is a wasteful number, since it uses less digits than its factorization.

13940217258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211215429.

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 13940217258 in words is "thirteen billion, nine hundred forty million, two hundred seventeen thousand, two hundred fifty-eight".