76367644040 has 32 divisors (see below), whose sum is σ = 171958783680. Its totient is φ = 30523664832.

The previous prime is 76367644021. The next prime is 76367644049. The reversal of 76367644040 is 4044676367.

It is a happy number.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (76367644049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678092 + ... + 782651.

It is an arithmetic number, because the mean of its divisors is an integer number (5373711990).

Almost surely, 2^76367644040 is an apocalyptic number.

It is an amenable number.

76367644040 is an abundant number, since it is smaller than the sum of its proper divisors (95591139640).

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

76367644040 is a wasteful number, since it uses less digits than its factorization.

76367644040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462061 (or 1462057 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 47.

The spelling of 76367644040 in words is "seventy-six billion, three hundred sixty-seven million, six hundred forty-four thousand, forty".