76702513321 has 8 divisors (see below), whose sum is σ = 87742643904. Its totient is φ = 65683039920.

The previous prime is 76702513273. The next prime is 76702513331. The reversal of 76702513321 is 12331520767.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76702513321 - 2⁷ = 76702513193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76702513331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5156335 + ... + 5171188.

It is an arithmetic number, because the mean of its divisors is an integer number (10967830488).

Almost surely, 2^76702513321 is an apocalyptic number.

It is an amenable number.

76702513321 is a deficient number, since it is larger than the sum of its proper divisors (11040130583).

76702513321 is a wasteful number, since it uses less digits than its factorization.

76702513321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10328591.

The product of its (nonzero) digits is 52920, while the sum is 37.

The spelling of 76702513321 in words is "seventy-six billion, seven hundred two million, five hundred thirteen thousand, three hundred twenty-one".