10097171720 has 16 divisors (see below), whose sum is σ = 22718636460. Its totient is φ = 4038868672.

The previous prime is 10097171713. The next prime is 10097171797. The reversal of 10097171720 is 2717179001.

It can be written as a sum of positive squares in 2 ways, for example, as 9644418436 + 452753284 = 98206^2 + 21278^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126214607 + ... + 126214686.

Almost surely, 2^10097171720 is an apocalyptic number.

10097171720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10097171720 is an abundant number, since it is smaller than the sum of its proper divisors (12621464740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10097171720 is a wasteful number, since it uses less digits than its factorization.

10097171720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252429304 (or 252429300 counting only the distinct ones).

The product of its (nonzero) digits is 6174, while the sum is 35.

The spelling of 10097171720 in words is "ten billion, ninety-seven million, one hundred seventy-one thousand, seven hundred twenty".