9797862525 has 48 divisors (see below), whose sum is σ = 18601904640. Its totient is φ = 4500446400.

The previous prime is 9797862509. The next prime is 9797862577. The reversal of 9797862525 is 5252687979.

It is not a de Polignac number, because 9797862525 - 2⁴ = 9797862509 is a prime.

It is a super-2 number, since 2×9797862525² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 296857 + ... + 328206.

It is an arithmetic number, because the mean of its divisors is an integer number (387539680).

Almost surely, 2^9797862525 is an apocalyptic number.

9797862525 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

9797862525 is a deficient number, since it is larger than the sum of its proper divisors (8804042115).

9797862525 is a wasteful number, since it uses less digits than its factorization.

9797862525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625106 (or 625101 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 60.

The square root of 9797862525 is about 98984.1528983301. The cubic root of 9797862525 is about 2139.8193667228.

The spelling of 9797862525 in words is "nine billion, seven hundred ninety-seven million, eight hundred sixty-two thousand, five hundred twenty-five".