17397145636860 has 96 divisors (see below), whose sum is σ = 53162093601792. Its totient is φ = 4215765925120.

The previous prime is 17397145636847. The next prime is 17397145636889. The reversal of 17397145636860 is 6863654179371.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 17397145636791 and 17397145636800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3771027 + ... + 7001066.

It is an arithmetic number, because the mean of its divisors is an integer number (553771808352).

Almost surely, 2^{17397145636860} is an apocalyptic number.

17397145636860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17397145636860 is an abundant number, since it is smaller than the sum of its proper divisors (35764947964932).

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

17397145636860 is a wasteful number, since it uses less digits than its factorization.

17397145636860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10774563 (or 10774561 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 66.

The spelling of 17397145636860 in words is "seventeen trillion, three hundred ninety-seven billion, one hundred forty-five million, six hundred thirty-six thousand, eight hundred sixty".