13357400744 has 8 divisors (see below), whose sum is σ = 25045126410. Its totient is φ = 6678700368.

The previous prime is 13357400731. The next prime is 13357400773. The reversal of 13357400744 is 44700475331.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13103380900 + 254019844 = 114470^2 + 15938^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 13357400698 and 13357400707.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 834837539 + ... + 834837554.

Almost surely, 2^13357400744 is an apocalyptic number.

It is an amenable number.

13357400744 is a deficient number, since it is larger than the sum of its proper divisors (11687725666).

13357400744 is a wasteful number, since it uses less digits than its factorization.

13357400744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669675099 (or 1669675095 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 38.

The spelling of 13357400744 in words is "thirteen billion, three hundred fifty-seven million, four hundred thousand, seven hundred forty-four".