97077461644799 has 4 divisors (see below), whose sum is σ = 97090365741336. Its totient is φ = 97064557548264.

The previous prime is 97077461644739. The next prime is 97077461644841. The reversal of 97077461644799 is 99744616477079.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97077461644799 - 2²⁰ = 97077460596223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97077461644739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6452036984 + ... + 6452052029.

It is an arithmetic number, because the mean of its divisors is an integer number (24272591435334).

Almost surely, 2^{97077461644799} is an apocalyptic number.

97077461644799 is a deficient number, since it is larger than the sum of its proper divisors (12904096537).

97077461644799 is a wasteful number, since it uses less digits than its factorization.

97077461644799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12904096536.

The product of its (nonzero) digits is 4032758016, while the sum is 80.

The spelling of 97077461644799 in words is "ninety-seven trillion, seventy-seven billion, four hundred sixty-one million, six hundred forty-four thousand, seven hundred ninety-nine".