32706957897 has 16 divisors (see below), whose sum is σ = 48518791680. Its totient is φ = 21775820976.

The previous prime is 32706957893. The next prime is 32706958049. The reversal of 32706957897 is 79875960723.

It is not a de Polignac number, because 32706957897 - 2² = 32706957893 is a prime.

It is a super-3 number, since 3×32706957897³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (32706957893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 779673 + ... + 820550.

It is an arithmetic number, because the mean of its divisors is an integer number (3032424480).

Almost surely, 2^32706957897 is an apocalyptic number.

It is an amenable number.

32706957897 is a deficient number, since it is larger than the sum of its proper divisors (15811833783).

32706957897 is a wasteful number, since it uses less digits than its factorization.

32706957897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600989 (or 1600983 counting only the distinct ones).

The product of its (nonzero) digits is 40007520, while the sum is 63.

The spelling of 32706957897 in words is "thirty-two billion, seven hundred six million, nine hundred fifty-seven thousand, eight hundred ninety-seven".