11976894620 has 12 divisors (see below), whose sum is σ = 25151478744. Its totient is φ = 4790757840.

The previous prime is 11976894599. The next prime is 11976894637. The reversal of 11976894620 is 2649867911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299422346 + ... + 299422385.

It is an arithmetic number, because the mean of its divisors is an integer number (2095956562).

Almost surely, 2^11976894620 is an apocalyptic number.

11976894620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11976894620 is an abundant number, since it is smaller than the sum of its proper divisors (13174584124).

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

11976894620 is a wasteful number, since it uses less digits than its factorization.

11976894620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598844740 (or 598844738 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 11976894620 in words is "eleven billion, nine hundred seventy-six million, eight hundred ninety-four thousand, six hundred twenty".