76999950 has 48 divisors (see below), whose sum is σ = 212181360. Its totient is φ = 20532960.

The previous prime is 76999907. The next prime is 76999961. The reversal of 76999950 is 5999967.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27169 + ... + 29868.

It is an arithmetic number, because the mean of its divisors is an integer number (4420445).

Almost surely, 2^76999950 is an apocalyptic number.

76999950 is an abundant number, since it is smaller than the sum of its proper divisors (135181410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76999950 is a wasteful number, since it uses less digits than its factorization.

76999950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57058 (or 57047 counting only the distinct ones).

The product of its (nonzero) digits is 1377810, while the sum is 54.

The square root of 76999950 is about 8774.9615383772. The cubic root of 76999950 is about 425.4319944266.

The spelling of 76999950 in words is "seventy-six million, nine hundred ninety-nine thousand, nine hundred fifty".