195716826240 has 128 divisors (see below), whose sum is σ = 671835729600. Its totient is φ = 48176443392.

The previous prime is 195716826199. The next prime is 195716826251. The reversal of 195716826240 is 42628617591.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3895650 + ... + 3945569.

Almost surely, 2^195716826240 is an apocalyptic number.

195716826240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195716826240 is an abundant number, since it is smaller than the sum of its proper divisors (476118903360).

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

195716826240 is a wasteful number, since it uses less digits than its factorization.

195716826240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7841254 (or 7841242 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 195716826240 in words is "one hundred ninety-five billion, seven hundred sixteen million, eight hundred twenty-six thousand, two hundred forty".