11868035520 has 112 divisors (see below), whose sum is σ = 41106595968. Its totient is φ = 2877096960.

The previous prime is 11868035507. The next prime is 11868035537. The reversal of 11868035520 is 2553086811.

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, 551374 + ... + 572493.

Almost surely, 2^11868035520 is an apocalyptic number.

11868035520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11868035520 is an abundant number, since it is smaller than the sum of its proper divisors (29238560448).

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

11868035520 is a wasteful number, since it uses less digits than its factorization.

11868035520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123898 (or 1123888 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 39.

The spelling of 11868035520 in words is "eleven billion, eight hundred sixty-eight million, thirty-five thousand, five hundred twenty".