19395080897164 has 48 divisors (see below), whose sum is σ = 39523473460800. Its totient is φ = 8155050598656.

The previous prime is 19395080897161. The next prime is 19395080897167. The reversal of 19395080897164 is 46179808059391.

It is an interprime number because it is at equal distance from previous prime (19395080897161) and next prime (19395080897167).

It is a super-2 number, since 2×19395080897164² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 19395080897093 and 19395080897102.

It is not an unprimeable number, because it can be changed into a prime (19395080897161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43808542 + ... + 44249050.

It is an arithmetic number, because the mean of its divisors is an integer number (823405697100).

Almost surely, 2^{19395080897164} is an apocalyptic number.

19395080897164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

19395080897164 is an abundant number, since it is smaller than the sum of its proper divisors (20128392563636).

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

19395080897164 is a wasteful number, since it uses less digits than its factorization.

19395080897164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470242 (or 470240 counting only the distinct ones).

The product of its (nonzero) digits is 117573120, while the sum is 70.

The spelling of 19395080897164 in words is "nineteen trillion, three hundred ninety-five billion, eighty million, eight hundred ninety-seven thousand, one hundred sixty-four".