523161166501127 has 64 divisors (see below), whose sum is σ = 682770187008000. Its totient is φ = 397147736160000.

The previous prime is 523161166501111. The next prime is 523161166501223. The reversal of 523161166501127 is 721105661161325.

It is not a de Polignac number, because 523161166501127 - 2⁴ = 523161166501111 is a prime.

It is a super-2 number, since 2×523161166501127² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523161166501027) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106027574 + ... + 110852012.

It is an arithmetic number, because the mean of its divisors is an integer number (10668284172000).

Almost surely, 2^{523161166501127} is an apocalyptic number.

523161166501127 is a deficient number, since it is larger than the sum of its proper divisors (159609020506873).

523161166501127 is a wasteful number, since it uses less digits than its factorization.

523161166501127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4825213 (or 4825199 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 47.

The spelling of 523161166501127 in words is "five hundred twenty-three trillion, one hundred sixty-one billion, one hundred sixty-six million, five hundred one thousand, one hundred twenty-seven".