76921540323 has 16 divisors (see below), whose sum is σ = 102778303872. Its totient is φ = 51172992000.

The previous prime is 76921540307. The next prime is 76921540327. The reversal of 76921540323 is 32304512967.

It is not a de Polignac number, because 76921540323 - 2⁴ = 76921540307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76921540327) 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 15 ways as a sum of consecutive naturals, for example, 3857208 + ... + 3877098.

It is an arithmetic number, because the mean of its divisors is an integer number (6423643992).

Almost surely, 2^76921540323 is an apocalyptic number.

76921540323 is a deficient number, since it is larger than the sum of its proper divisors (25856763549).

76921540323 is a wasteful number, since it uses less digits than its factorization.

76921540323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22546.

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 76921540323 in words is "seventy-six billion, nine hundred twenty-one million, five hundred forty thousand, three hundred twenty-three".