195127742694 has 32 divisors (see below), whose sum is σ = 396730116576. Its totient is φ = 63963889920.

The previous prime is 195127742647. The next prime is 195127742729. The reversal of 195127742694 is 496247721591.

It is a congruent number.

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, 1940914 + ... + 2038970.

It is an arithmetic number, because the mean of its divisors is an integer number (12397816143).

Almost surely, 2^195127742694 is an apocalyptic number.

195127742694 is an abundant number, since it is smaller than the sum of its proper divisors (201602373882).

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

195127742694 is a wasteful number, since it uses less digits than its factorization.

195127742694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103560.

The product of its digits is 7620480, while the sum is 57.

The spelling of 195127742694 in words is "one hundred ninety-five billion, one hundred twenty-seven million, seven hundred forty-two thousand, six hundred ninety-four".