17197493952 has 56 divisors (see below), whose sum is σ = 46611521712. Its totient is φ = 5592678400.

The previous prime is 17197493923. The next prime is 17197493987. The reversal of 17197493952 is 25939479171.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 17197493892 and 17197493901.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084449 + ... + 1100192.

It is an arithmetic number, because the mean of its divisors is an integer number (832348602).

Almost surely, 2^17197493952 is an apocalyptic number.

17197493952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

17197493952 is an abundant number, since it is smaller than the sum of its proper divisors (29414027760).

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

17197493952 is a wasteful number, since it uses less digits than its factorization.

17197493952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184697 (or 2184687 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 57.

The spelling of 17197493952 in words is "seventeen billion, one hundred ninety-seven million, four hundred ninety-three thousand, nine hundred fifty-two".