19101056937168 has 80 divisors (see below), whose sum is σ = 49778441940096. Its totient is φ = 6311151329280.

The previous prime is 19101056937167. The next prime is 19101056937169. The reversal of 19101056937168 is 86173965010191.

It is an interprime number because it is at equal distance from previous prime (19101056937167) and next prime (19101056937169).

It is a super-2 number, since 2×19101056937168² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19101056937167) 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, 2267653 + ... + 6583643.

Almost surely, 2^{19101056937168} is an apocalyptic number.

It is an amenable number.

19101056937168 is an abundant number, since it is smaller than the sum of its proper divisors (30677385002928).

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

19101056937168 is a wasteful number, since it uses less digits than its factorization.

19101056937168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4316812 (or 4316806 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 57.

The spelling of 19101056937168 in words is "nineteen trillion, one hundred one billion, fifty-six million, nine hundred thirty-seven thousand, one hundred sixty-eight".