77672463 has 16 divisors (see below), whose sum is σ = 113390976. Its totient is φ = 46902240.

The previous prime is 77672431. The next prime is 77672489. The reversal of 77672463 is 36427677.

It is not a de Polignac number, because 77672463 - 2⁵ = 77672431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77671463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5181 + ... + 13497.

It is an arithmetic number, because the mean of its divisors is an integer number (7086936).

Almost surely, 2^77672463 is an apocalyptic number.

77672463 is a deficient number, since it is larger than the sum of its proper divisors (35718513).

77672463 is a wasteful number, since it uses less digits than its factorization.

77672463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8614.

The product of its digits is 296352, while the sum is 42.

The square root of 77672463 is about 8813.1982276583. The cubic root of 77672463 is about 426.6669719100. Note that the first 3 decimals are identical.

The spelling of 77672463 in words is "seventy-seven million, six hundred seventy-two thousand, four hundred sixty-three".