11758476540 has 24 divisors (see below), whose sum is σ = 32923734480. Its totient is φ = 3135593728.

The previous prime is 11758476493. The next prime is 11758476563. The reversal of 11758476540 is 4567485711.

It is a self number, because there is not a number n which added to its sum of digits gives 11758476540.

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, 97987245 + ... + 97987364.

It is an arithmetic number, because the mean of its divisors is an integer number (1371822270).

Almost surely, 2^11758476540 is an apocalyptic number.

11758476540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11758476540 is an abundant number, since it is smaller than the sum of its proper divisors (21165257940).

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

11758476540 is a wasteful number, since it uses less digits than its factorization.

11758476540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195974621 (or 195974619 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 48.

The spelling of 11758476540 in words is "eleven billion, seven hundred fifty-eight million, four hundred seventy-six thousand, five hundred forty".