76478235379 has 16 divisors (see below), whose sum is σ = 94200567552. Its totient is φ = 60462996768.

The previous prime is 76478235373. The next prime is 76478235389. The reversal of 76478235379 is 97353287467.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 76478235379 - 2²³ = 76469846771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76478235373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210769 + ... + 444274.

It is an arithmetic number, because the mean of its divisors is an integer number (5887535472).

Almost surely, 2^76478235379 is an apocalyptic number.

76478235379 is a deficient number, since it is larger than the sum of its proper divisors (17722332173).

76478235379 is a wasteful number, since it uses less digits than its factorization.

76478235379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656346.

The product of its digits is 53343360, while the sum is 61.

The spelling of 76478235379 in words is "seventy-six billion, four hundred seventy-eight million, two hundred thirty-five thousand, three hundred seventy-nine".