76999959 has 24 divisors (see below), whose sum is σ = 117524160. Its totient is φ = 48500928.

The previous prime is 76999907. The next prime is 76999961. The reversal of 76999959 is 95999967.

It is not a de Polignac number, because 76999959 - 2¹¹ = 76997911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76999896 and 76999905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76999759) 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, 9129 + ... + 15405.

It is an arithmetic number, because the mean of its divisors is an integer number (4896840).

Almost surely, 2^76999959 is an apocalyptic number.

76999959 is a deficient number, since it is larger than the sum of its proper divisors (40524201).

76999959 is a wasteful number, since it uses less digits than its factorization.

76999959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6359 (or 6356 counting only the distinct ones).

The product of its digits is 12400290, while the sum is 63.

The square root of 76999959 is about 8774.9620512000. The cubic root of 76999959 is about 425.4320110019.

The spelling of 76999959 in words is "seventy-six million, nine hundred ninety-nine thousand, nine hundred fifty-nine".