23582540012779 has 24 divisors (see below), whose sum is σ = 25971791726160. Its totient is φ = 21396942504960.

The previous prime is 23582540012771. The next prime is 23582540012809. The reversal of 23582540012779 is 97721004528532.

It is a happy number.

It is not a de Polignac number, because 23582540012779 - 2³ = 23582540012771 is a prime.

It is a super-2 number, since 2×23582540012779² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23582540012771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202929939 + ... + 203046115.

It is an arithmetic number, because the mean of its divisors is an integer number (1082157988590).

Almost surely, 2^{23582540012779} is an apocalyptic number.

23582540012779 is a deficient number, since it is larger than the sum of its proper divisors (2389251713381).

23582540012779 is a wasteful number, since it uses less digits than its factorization.

23582540012779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119451 (or 119440 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 55.

The spelling of 23582540012779 in words is "twenty-three trillion, five hundred eighty-two billion, five hundred forty million, twelve thousand, seven hundred seventy-nine".