11777553952 has 48 divisors (see below), whose sum is σ = 23591760192. Its totient is φ = 5786876160.

The previous prime is 11777553791. The next prime is 11777553971. The reversal of 11777553952 is 25935577711.

It is a self number, because there is not a number n which added to its sum of digits gives 11777553952.

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, 418138 + ... + 445414.

It is an arithmetic number, because the mean of its divisors is an integer number (491495004).

Almost surely, 2^11777553952 is an apocalyptic number.

It is an amenable number.

11777553952 is an abundant number, since it is smaller than the sum of its proper divisors (11814206240).

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

11777553952 is a wasteful number, since it uses less digits than its factorization.

11777553952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27521 (or 27513 counting only the distinct ones).

The product of its digits is 2315250, while the sum is 52.

The spelling of 11777553952 in words is "eleven billion, seven hundred seventy-seven million, five hundred fifty-three thousand, nine hundred fifty-two".