195525373006656 has 448 divisors, whose sum is σ = 717732018432000. Its totient is φ = 50708723466240.

The previous prime is 195525373006541. The next prime is 195525373006697. The reversal of 195525373006656 is 656600373525591.

195525373006656 is a `hidden beast` number, since 1 + 9 + 5 + 5 + 2 + 537 + 30 + 0 + 6 + 65 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 195525373006593 and 195525373006602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 86568960 + ... + 88798848.

Almost surely, 2^{195525373006656} is an apocalyptic number.

195525373006656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195525373006656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358866009216000).

195525373006656 is an abundant number, since it is smaller than the sum of its proper divisors (522206645425344).

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

195525373006656 is a wasteful number, since it uses less digits than its factorization.

195525373006656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230587 (or 2230571 counting only the distinct ones).

The product of its (nonzero) digits is 153090000, while the sum is 63.

The spelling of 195525373006656 in words is "one hundred ninety-five trillion, five hundred twenty-five billion, three hundred seventy-three million, six thousand, six hundred fifty-six".