77413040061 has 16 divisors (see below), whose sum is σ = 118231449600. Its totient is φ = 44135252208.

The previous prime is 77413039993. The next prime is 77413040083. The reversal of 77413040061 is 16004031477.

It is not a de Polignac number, because 77413040061 - 2⁷ = 77413039933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77413040161) 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, 4189341 + ... + 4207778.

It is an arithmetic number, because the mean of its divisors is an integer number (7389465600).

Almost surely, 2^77413040061 is an apocalyptic number.

It is an amenable number.

77413040061 is a deficient number, since it is larger than the sum of its proper divisors (40818409539).

77413040061 is a wasteful number, since it uses less digits than its factorization.

77413040061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8397568.

The product of its (nonzero) digits is 14112, while the sum is 33.

The spelling of 77413040061 in words is "seventy-seven billion, four hundred thirteen million, forty thousand, sixty-one".