76697109423 has 24 divisors (see below), whose sum is σ = 121337588736. Its totient is φ = 46297890000.

The previous prime is 76697109409. The next prime is 76697109479. The reversal of 76697109423 is 32490179667.

It is a happy number.

It is not a de Polignac number, because 76697109423 - 2⁹ = 76697108911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76697109423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76697109403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1518415 + ... + 1568112.

It is an arithmetic number, because the mean of its divisors is an integer number (5055732864).

Almost surely, 2^76697109423 is an apocalyptic number.

76697109423 is a deficient number, since it is larger than the sum of its proper divisors (44640479313).

76697109423 is a wasteful number, since it uses less digits than its factorization.

76697109423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3086795 (or 3086792 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 54.

The spelling of 76697109423 in words is "seventy-six billion, six hundred ninety-seven million, one hundred nine thousand, four hundred twenty-three".