97133825570 has 32 divisors (see below), whose sum is σ = 179124145200. Its totient is φ = 37909797120.

The previous prime is 97133825567. The next prime is 97133825669. The reversal of 97133825570 is 7552833179.

It is a Cunningham number, because it is equal to 311663²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 1070402089 + 96063423481 = 32717^2 + 309941^2 .

It is a Curzon number.

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, 410345 + ... + 602204.

Almost surely, 2^97133825570 is an apocalyptic number.

97133825570 is a deficient number, since it is larger than the sum of its proper divisors (81990319630).

97133825570 is a wasteful number, since it uses less digits than its factorization.

97133825570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012790.

The product of its (nonzero) digits is 1587600, while the sum is 50.

The spelling of 97133825570 in words is "ninety-seven billion, one hundred thirty-three million, eight hundred twenty-five thousand, five hundred seventy".