76940929739 has 2 divisors, whose sum is σ = 76940929740. Its totient is φ = 76940929738.

The previous prime is 76940929693. The next prime is 76940929759. The reversal of 76940929739 is 93792904967.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (93792904967) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76940929739 is a prime.

It is not a weakly prime, because it can be changed into another prime (76940929759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38470464869 + 38470464870.

It is an arithmetic number, because the mean of its divisors is an integer number (38470464870).

Almost surely, 2^76940929739 is an apocalyptic number.

76940929739 is a deficient number, since it is larger than the sum of its proper divisors (1).

76940929739 is an equidigital number, since it uses as much as digits as its factorization.

76940929739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46294416, while the sum is 65.

The spelling of 76940929739 in words is "seventy-six billion, nine hundred forty million, nine hundred twenty-nine thousand, seven hundred thirty-nine".