77412063 has 4 divisors (see below), whose sum is σ = 103216088. Its totient is φ = 51608040.

The previous prime is 77412037. The next prime is 77412077. The reversal of 77412063 is 36021477.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36021477 = 3 ⋅12007159.

It is not a de Polignac number, because 77412063 - 2⁵ = 77412031 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 77412063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77412163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12902008 + ... + 12902013.

It is an arithmetic number, because the mean of its divisors is an integer number (25804022).

Almost surely, 2^77412063 is an apocalyptic number.

77412063 is a deficient number, since it is larger than the sum of its proper divisors (25804025).

77412063 is a wasteful number, since it uses less digits than its factorization.

77412063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25804024.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 77412063 is about 8798.4125272688. The cubic root of 77412063 is about 426.1896321201.

The spelling of 77412063 in words is "seventy-seven million, four hundred twelve thousand, sixty-three".