9702132985 has 32 divisors (see below), whose sum is σ = 12539733120. Its totient is φ = 7179820032.

The previous prime is 9702132953. The next prime is 9702132991. The reversal of 9702132985 is 5892312079.

It is a cyclic number.

It is not a de Polignac number, because 9702132985 - 2⁵ = 9702132953 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2897082 + ... + 2900428.

It is an arithmetic number, because the mean of its divisors is an integer number (391866660).

Almost surely, 2^9702132985 is an apocalyptic number.

It is an amenable number.

9702132985 is a deficient number, since it is larger than the sum of its proper divisors (2837600135).

9702132985 is a wasteful number, since it uses less digits than its factorization.

9702132985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3945.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 9702132985 is about 98499.4060134375. The cubic root of 9702132985 is about 2132.8275455528.

The spelling of 9702132985 in words is "nine billion, seven hundred two million, one hundred thirty-two thousand, nine hundred eighty-five".