77967051 has 32 divisors (see below), whose sum is σ = 114566400. Its totient is φ = 46972800.

The previous prime is 77967037. The next prime is 77967059. The reversal of 77967051 is 15076977.

It is not a de Polignac number, because 77967051 - 2⁷ = 77966923 is a prime.

It is a super-2 number, since 2×77967051² = 12157722083273202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 77966994 and 77967012.

It is not an unprimeable number, because it can be changed into a prime (77967059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166720 + ... + 167186.

It is an arithmetic number, because the mean of its divisors is an integer number (3580200).

Almost surely, 2^77967051 is an apocalyptic number.

77967051 is a deficient number, since it is larger than the sum of its proper divisors (36599349).

77967051 is a wasteful number, since it uses less digits than its factorization.

77967051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619.

The product of its (nonzero) digits is 92610, while the sum is 42.

The square root of 77967051 is about 8829.8952994925. The cubic root of 77967051 is about 427.2056973756.

The spelling of 77967051 in words is "seventy-seven million, nine hundred sixty-seven thousand, fifty-one".