195981050958264 has 192 divisors, whose sum is σ = 660257017187040. Its totient is φ = 51595175854080.

The previous prime is 195981050958257. The next prime is 195981050958317. The reversal of 195981050958264 is 462859050189591.

195981050958264 is a `hidden beast` number, since 1 + 9 + 5 + 9 + 8 + 1 + 0 + 509 + 58 + 2 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 195981050958192 and 195981050958201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 559668457 + ... + 560018520.

Almost surely, 2^{195981050958264} is an apocalyptic number.

It is an amenable number.

195981050958264 is an abundant number, since it is smaller than the sum of its proper divisors (464275966228776).

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

195981050958264 is a wasteful number, since it uses less digits than its factorization.

195981050958264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119687030 (or 1119687023 counting only the distinct ones).

The product of its (nonzero) digits is 279936000, while the sum is 72.

The spelling of 195981050958264 in words is "one hundred ninety-five trillion, nine hundred eighty-one billion, fifty million, nine hundred fifty-eight thousand, two hundred sixty-four".