974687397264 has 360 divisors, whose sum is σ = 3396814756608. Its totient is φ = 269497186560.

The previous prime is 974687397193. The next prime is 974687397283. The reversal of 974687397264 is 462793786479.

It is a happy number.

974687397264 is a `hidden beast` number, since 9 + 7 + 468 + 7 + 39 + 72 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 974687397192 and 974687397201.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5823354 + ... + 5988390.

Almost surely, 2^974687397264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 974687397264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1698407378304).

974687397264 is an abundant number, since it is smaller than the sum of its proper divisors (2422127359344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

974687397264 is a wasteful number, since it uses less digits than its factorization.

974687397264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165105 (or 165080 counting only the distinct ones).

The product of its digits is 768144384, while the sum is 72.

The spelling of 974687397264 in words is "nine hundred seventy-four billion, six hundred eighty-seven million, three hundred ninety-seven thousand, two hundred sixty-four".