11952405876 has 48 divisors (see below), whose sum is σ = 29019803904. Its totient is φ = 3825783936.

The previous prime is 11952405869. The next prime is 11952405901. The reversal of 11952405876 is 67850425911.

It is a happy number.

It is a super-3 number, since 3×11952405876³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170035 + ... + 229818.

It is an arithmetic number, because the mean of its divisors is an integer number (604579248).

Almost surely, 2^11952405876 is an apocalyptic number.

It is an amenable number.

11952405876 is an abundant number, since it is smaller than the sum of its proper divisors (17067398028).

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

11952405876 is a wasteful number, since it uses less digits than its factorization.

11952405876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399960 (or 399958 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 48.

The spelling of 11952405876 in words is "eleven billion, nine hundred fifty-two million, four hundred five thousand, eight hundred seventy-six".