77044355054277 has 32 divisors (see below), whose sum is σ = 111785786923776. Its totient is φ = 46916153856000.

The previous prime is 77044355054203. The next prime is 77044355054279. The reversal of 77044355054277 is 77245055344077.

It is not a de Polignac number, because 77044355054277 - 2¹² = 77044355050181 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77044355054277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77044355054279) 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, 1538277 + ... + 12508197.

It is an arithmetic number, because the mean of its divisors is an integer number (3493305841368).

Almost surely, 2^{77044355054277} is an apocalyptic number.

It is an amenable number.

77044355054277 is a deficient number, since it is larger than the sum of its proper divisors (34741431869499).

77044355054277 is a wasteful number, since it uses less digits than its factorization.

77044355054277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10971821.

The product of its (nonzero) digits is 115248000, while the sum is 60.

The spelling of 77044355054277 in words is "seventy-seven trillion, forty-four billion, three hundred fifty-five million, fifty-four thousand, two hundred seventy-seven".