974857758479 has 8 divisors (see below), whose sum is σ = 1064569719888. Its totient is φ = 885327218560.

The previous prime is 974857758449. The next prime is 974857758481.

974857758479 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-974857758479 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 (974857758409) 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, 45344132 + ... + 45365625.

It is an arithmetic number, because the mean of its divisors is an integer number (133071214986).

Almost surely, 2^974857758479 is an apocalyptic number.

974857758479 is a deficient number, since it is larger than the sum of its proper divisors (89711961409).

974857758479 is a wasteful number, since it uses less digits than its factorization.

974857758479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90710745.

The product of its digits is 4978713600, while the sum is 80.

The spelling of 974857758479 in words is "nine hundred seventy-four billion, eight hundred fifty-seven million, seven hundred fifty-eight thousand, four hundred seventy-nine".