32857499497 has 2 divisors, whose sum is σ = 32857499498. Its totient is φ = 32857499496.

The previous prime is 32857499491. The next prime is 32857499533. The reversal of 32857499497 is 79499475823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20019703081 + 12837796416 = 141491^2 + 113304^2 .

It is a cyclic number.

It is not a de Polignac number, because 32857499497 - 2¹⁵ = 32857466729 is a prime.

It is not a weakly prime, because it can be changed into another prime (32857499491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16428749748 + 16428749749.

It is an arithmetic number, because the mean of its divisors is an integer number (16428749749).

Almost surely, 2^32857499497 is an apocalyptic number.

It is an amenable number.

32857499497 is a deficient number, since it is larger than the sum of its proper divisors (1).

32857499497 is an equidigital number, since it uses as much as digits as its factorization.

32857499497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 137168640, while the sum is 67.

The spelling of 32857499497 in words is "thirty-two billion, eight hundred fifty-seven million, four hundred ninety-nine thousand, four hundred ninety-seven".