653402270976 has 216 divisors, whose sum is σ = 2178532760544. Its totient is φ = 172325744640.

The previous prime is 653402270957. The next prime is 653402271023. The reversal of 653402270976 is 679072204356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178590 + ... + 1157021.

Almost surely, 2^653402270976 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 653402270976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1089266380272).

653402270976 is an abundant number, since it is smaller than the sum of its proper divisors (1525130489568).

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

653402270976 is a wasteful number, since it uses less digits than its factorization.

653402270976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335657 (or 1335636 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 51.

The spelling of 653402270976 in words is "six hundred fifty-three billion, four hundred two million, two hundred seventy thousand, nine hundred seventy-six".