13317651942 has 32 divisors (see below), whose sum is σ = 30468302592. Its totient is φ = 3801549024.

The previous prime is 13317651923. The next prime is 13317651953. The reversal of 13317651942 is 24915671331.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 13317651894 and 13317651903.

It is a congruent number.

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, 99148 + ... + 190959.

It is an arithmetic number, because the mean of its divisors is an integer number (952134456).

Almost surely, 2^13317651942 is an apocalyptic number.

13317651942 is an abundant number, since it is smaller than the sum of its proper divisors (17150650650).

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

13317651942 is a wasteful number, since it uses less digits than its factorization.

13317651942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291212.

The product of its digits is 136080, while the sum is 42.

The spelling of 13317651942 in words is "thirteen billion, three hundred seventeen million, six hundred fifty-one thousand, nine hundred forty-two".