32157572701 has 2 divisors, whose sum is σ = 32157572702. Its totient is φ = 32157572700.

The previous prime is 32157572687. The next prime is 32157572723. The reversal of 32157572701 is 10727575123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26453396025 + 5704176676 = 162645^2 + 75526^2 .

It is a cyclic number.

It is not a de Polignac number, because 32157572701 - 2¹⁷ = 32157441629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32157572761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16078786350 + 16078786351.

It is an arithmetic number, because the mean of its divisors is an integer number (16078786351).

Almost surely, 2^32157572701 is an apocalyptic number.

It is an amenable number.

32157572701 is a deficient number, since it is larger than the sum of its proper divisors (1).

32157572701 is an equidigital number, since it uses as much as digits as its factorization.

32157572701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102900, while the sum is 40.

The spelling of 32157572701 in words is "thirty-two billion, one hundred fifty-seven million, five hundred seventy-two thousand, seven hundred one".