102193744165494 has 8 divisors (see below), whose sum is σ = 204387488331000. Its totient is φ = 34064581388496.

The previous prime is 102193744165433. The next prime is 102193744165537. The reversal of 102193744165494 is 494561447391201.

It is a sphenic number, since it is the product of 3 distinct primes.

102193744165494 is an admirable number.

It is a super-2 number, since 2×102193744165494² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 8516145347119 + ... + 8516145347130.

It is an arithmetic number, because the mean of its divisors is an integer number (25548436041375).

Almost surely, 2^{102193744165494} is an apocalyptic number.

102193744165494 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

102193744165494 is a wasteful number, since it uses less digits than its factorization.

102193744165494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17032290694254.

The product of its (nonzero) digits is 26127360, while the sum is 60.

The spelling of 102193744165494 in words is "one hundred two trillion, one hundred ninety-three billion, seven hundred forty-four million, one hundred sixty-five thousand, four hundred ninety-four".