11880254356 has 12 divisors (see below), whose sum is σ = 21024046260. Its totient is φ = 5873384000.

The previous prime is 11880254339. The next prime is 11880254357. The reversal of 11880254356 is 65345208811.

It can be written as a sum of positive squares in 2 ways, for example, as 6389444356 + 5490810000 = 79934^2 + 74100^2 .

It is a super-2 number, since 2×11880254356² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11880254357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16685395 + ... + 16686106.

It is an arithmetic number, because the mean of its divisors is an integer number (1752003855).

Almost surely, 2^11880254356 is an apocalyptic number.

It is an amenable number.

11880254356 is a deficient number, since it is larger than the sum of its proper divisors (9143791904).

11880254356 is a wasteful number, since it uses less digits than its factorization.

11880254356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33371594 (or 33371592 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 43.

The spelling of 11880254356 in words is "eleven billion, eight hundred eighty million, two hundred fifty-four thousand, three hundred fifty-six".