13737785492 has 6 divisors (see below), whose sum is σ = 24041124618. Its totient is φ = 6868892744.

The previous prime is 13737785473. The next prime is 13737785497. The reversal of 13737785492 is 29458773731.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12949074436 + 788711056 = 113794^2 + 28084^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13737785497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1717223183 + ... + 1717223190.

It is an arithmetic number, because the mean of its divisors is an integer number (4006854103).

Almost surely, 2^13737785492 is an apocalyptic number.

It is an amenable number.

13737785492 is a deficient number, since it is larger than the sum of its proper divisors (10303339126).

13737785492 is a wasteful number, since it uses less digits than its factorization.

13737785492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434446377 (or 3434446375 counting only the distinct ones).

The product of its digits is 8890560, while the sum is 56.

The spelling of 13737785492 in words is "thirteen billion, seven hundred thirty-seven million, seven hundred eighty-five thousand, four hundred ninety-two".