11954789937120 has 48 divisors (see below), whose sum is σ = 37657588303440. Its totient is φ = 3187943983104.

The previous prime is 11954789937119. The next prime is 11954789937131. The reversal of 11954789937120 is 2173998745911.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×11954789937120² (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 7 ways as a sum of consecutive naturals, for example, 12452905705 + ... + 12452906664.

It is an arithmetic number, because the mean of its divisors is an integer number (784533089655).

Almost surely, 2^{11954789937120} is an apocalyptic number.

11954789937120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11954789937120 is an abundant number, since it is smaller than the sum of its proper divisors (25702798366320).

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

11954789937120 is a wasteful number, since it uses less digits than its factorization.

11954789937120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24905812387 (or 24905812379 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 66.

The spelling of 11954789937120 in words is "eleven trillion, nine hundred fifty-four billion, seven hundred eighty-nine million, nine hundred thirty-seven thousand, one hundred twenty".