77045047256007 has 8 divisors (see below), whose sum is σ = 114140810749680. Its totient is φ = 51363364837320.

The previous prime is 77045047255999. The next prime is 77045047256041. The reversal of 77045047256007 is 70065274054077.

77045047256007 is a `hidden beast` number, since 7 + 7 + 0 + 4 + 5 + 0 + 4 + 7 + 25 + 600 + 7 = 666.

It is not a de Polignac number, because 77045047256007 - 2³ = 77045047255999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77035047256007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1426760134344 + ... + 1426760134397.

It is an arithmetic number, because the mean of its divisors is an integer number (14267601343710).

Almost surely, 2^{77045047256007} is an apocalyptic number.

77045047256007 is a deficient number, since it is larger than the sum of its proper divisors (37095763493673).

77045047256007 is a wasteful number, since it uses less digits than its factorization.

77045047256007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853520268750 (or 2853520268744 counting only the distinct ones).

The product of its (nonzero) digits is 11524800, while the sum is 54.

The spelling of 77045047256007 in words is "seventy-seven trillion, forty-five billion, forty-seven million, two hundred fifty-six thousand, seven".