11601117563764 has 6 divisors (see below), whose sum is σ = 20301955736594. Its totient is φ = 5800558781880.

The previous prime is 11601117563759. The next prime is 11601117563773. The reversal of 11601117563764 is 46736571110611.

It can be written as a sum of positive squares in only one way, i.e., 9009854696164 + 2591262867600 = 3001642^2 + 1609740^2 .

It is a super-3 number, since 3×11601117563764³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1450139695467 + ... + 1450139695474.

Almost surely, 2^{11601117563764} is an apocalyptic number.

It is an amenable number.

11601117563764 is a deficient number, since it is larger than the sum of its proper divisors (8700838172830).

11601117563764 is a wasteful number, since it uses less digits than its factorization.

11601117563764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2900279390945 (or 2900279390943 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 49.

The spelling of 11601117563764 in words is "eleven trillion, six hundred one billion, one hundred seventeen million, five hundred sixty-three thousand, seven hundred sixty-four".