76151865520 has 40 divisors (see below), whose sum is σ = 179478485856. Its totient is φ = 30043473408.

The previous prime is 76151865473. The next prime is 76151865523. The reversal of 76151865520 is 2556815167.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (76151865523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6514012 + ... + 6525691.

Almost surely, 2^76151865520 is an apocalyptic number.

It is an amenable number.

76151865520 is an abundant number, since it is smaller than the sum of its proper divisors (103326620336).

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

76151865520 is a wasteful number, since it uses less digits than its factorization.

76151865520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13039789 (or 13039783 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 46.

The spelling of 76151865520 in words is "seventy-six billion, one hundred fifty-one million, eight hundred sixty-five thousand, five hundred twenty".