15117604138383 has 16 divisors (see below), whose sum is σ = 20984682240480. Its totient is φ = 9668891546496.

The previous prime is 15117604138369. The next prime is 15117604138411. The reversal of 15117604138383 is 38383140671151.

It is not a de Polignac number, because 15117604138383 - 2¹⁶ = 15117604072847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15117604134383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553379860 + ... + 553407177.

It is an arithmetic number, because the mean of its divisors is an integer number (1311542640030).

Almost surely, 2^{15117604138383} is an apocalyptic number.

15117604138383 is a deficient number, since it is larger than the sum of its proper divisors (5867078102097).

15117604138383 is a wasteful number, since it uses less digits than its factorization.

15117604138383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106787226.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 15117604138383 in words is "fifteen trillion, one hundred seventeen billion, six hundred four million, one hundred thirty-eight thousand, three hundred eighty-three".