77113950 has 24 divisors (see below), whose sum is σ = 191242968. Its totient is φ = 20563680.

The previous prime is 77113919. The next prime is 77113973. The reversal of 77113950 is 5931177.

It is a super-2 number, since 2×77113950² = 11893122569205000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 256897 + ... + 257196.

It is an arithmetic number, because the mean of its divisors is an integer number (7968457).

Almost surely, 2^77113950 is an apocalyptic number.

77113950 is an abundant number, since it is smaller than the sum of its proper divisors (114129018).

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

77113950 is a wasteful number, since it uses less digits than its factorization.

77113950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514108 (or 514103 counting only the distinct ones).

The product of its (nonzero) digits is 6615, while the sum is 33.

The square root of 77113950 is about 8781.4548908481. The cubic root of 77113950 is about 425.6418444864.

The spelling of 77113950 in words is "seventy-seven million, one hundred thirteen thousand, nine hundred fifty".