13145765708798 has 32 divisors (see below), whose sum is σ = 19837929646080. Its totient is φ = 6533262153760.

The previous prime is 13145765708743. The next prime is 13145765708839. The reversal of 13145765708798 is 89780756754131.

It is a happy number.

It is a super-2 number, since 2×13145765708798² (a number of 27 digits) contains 22 as substring.

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, 492134663 + ... + 492161373.

It is an arithmetic number, because the mean of its divisors is an integer number (619935301440).

Almost surely, 2^{13145765708798} is an apocalyptic number.

13145765708798 is a deficient number, since it is larger than the sum of its proper divisors (6692163937282).

13145765708798 is a wasteful number, since it uses less digits than its factorization.

13145765708798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29272.

The product of its (nonzero) digits is 355622400, while the sum is 71.

The spelling of 13145765708798 in words is "thirteen trillion, one hundred forty-five billion, seven hundred sixty-five million, seven hundred eight thousand, seven hundred ninety-eight".