96721610290 has 32 divisors (see below), whose sum is σ = 174653282160. Its totient is φ = 38565636864.

The previous prime is 96721610287. The next prime is 96721610329. The reversal of 96721610290 is 9201612769.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 49367062969 + 47354547321 = 222187^2 + 217611^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4330632 + ... + 4352908.

Almost surely, 2^96721610290 is an apocalyptic number.

96721610290 is a deficient number, since it is larger than the sum of its proper divisors (77931671870).

96721610290 is a wasteful number, since it uses less digits than its factorization.

96721610290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23646.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 96721610290 in words is "ninety-six billion, seven hundred twenty-one million, six hundred ten thousand, two hundred ninety".