76994237427 has 8 divisors (see below), whose sum is σ = 102986968464. Its totient is φ = 51165499008.

The previous prime is 76994237417. The next prime is 76994237461. The reversal of 76994237427 is 72473249967.

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

It is not a de Polignac number, because 76994237427 - 2⁶ = 76994237363 is a prime.

It is a super-2 number, since 2×76994237427² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76994237407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40997058 + ... + 40998935.

It is an arithmetic number, because the mean of its divisors is an integer number (12873371058).

Almost surely, 2^76994237427 is an apocalyptic number.

76994237427 is a deficient number, since it is larger than the sum of its proper divisors (25992731037).

76994237427 is a wasteful number, since it uses less digits than its factorization.

76994237427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81996309.

The product of its digits is 32006016, while the sum is 60.

The spelling of 76994237427 in words is "seventy-six billion, nine hundred ninety-four million, two hundred thirty-seven thousand, four hundred twenty-seven".