190869867836319 has 192 divisors, whose sum is σ = 326787368386560. Its totient is φ = 98409034563840.

The previous prime is 190869867836317. The next prime is 190869867836341. The reversal of 190869867836319 is 913638768968091.

It is not a de Polignac number, because 190869867836319 - 2¹ = 190869867836317 is a prime.

It is a super-2 number, since 2×190869867836319² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190869867836317) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6340544622 + ... + 6340574724.

It is an arithmetic number, because the mean of its divisors is an integer number (1702017543680).

Almost surely, 2^{190869867836319} is an apocalyptic number.

190869867836319 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

190869867836319 is a deficient number, since it is larger than the sum of its proper divisors (135917500550241).

190869867836319 is a wasteful number, since it uses less digits than its factorization.

190869867836319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31330 (or 31323 counting only the distinct ones).

The product of its (nonzero) digits is 5079158784, while the sum is 84.

The spelling of 190869867836319 in words is "one hundred ninety trillion, eight hundred sixty-nine billion, eight hundred sixty-seven million, eight hundred thirty-six thousand, three hundred nineteen".