11520554631000 has 128 divisors (see below), whose sum is σ = 36052726095360. Its totient is φ = 3062866224000.

The previous prime is 11520554630969. The next prime is 11520554631011. The reversal of 11520554631000 is 13645502511.

It is a super-2 number, since 2×11520554631000² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4807884 + ... + 6793883.

It is an arithmetic number, because the mean of its divisors is an integer number (281661922620).

Almost surely, 2^{11520554631000} is an apocalyptic number.

11520554631000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11520554631000 is an abundant number, since it is smaller than the sum of its proper divisors (24532171464360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11520554631000 is a wasteful number, since it uses less digits than its factorization.

11520554631000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11602122 (or 11602108 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 11520554631000 in words is "eleven trillion, five hundred twenty billion, five hundred fifty-four million, six hundred thirty-one thousand".