653127780032 has 140 divisors (see below), whose sum is σ = 1628279157456. Its totient is φ = 258379430400.

The previous prime is 653127780017. The next prime is 653127780073. The reversal of 653127780032 is 230087721356.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1834157 + ... + 2161107.

Almost surely, 2^653127780032 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 653127780032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (814139578728).

653127780032 is an abundant number, since it is smaller than the sum of its proper divisors (975151377424).

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

653127780032 is an equidigital number, since it uses as much as digits as its factorization.

653127780032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327004 (or 326973 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 653127780032 in words is "six hundred fifty-three billion, one hundred twenty-seven million, seven hundred eighty thousand, thirty-two".