75197895641 has 16 divisors (see below), whose sum is σ = 82899730368. Its totient is φ = 67644091200.

The previous prime is 75197895637. The next prime is 75197895649. The reversal of 75197895641 is 14659879157.

It is a cyclic number.

It is not a de Polignac number, because 75197895641 - 2² = 75197895637 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75197895649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307895 + ... + 495171.

It is an arithmetic number, because the mean of its divisors is an integer number (5181233148).

Almost surely, 2^75197895641 is an apocalyptic number.

It is an amenable number.

75197895641 is a deficient number, since it is larger than the sum of its proper divisors (7701834727).

75197895641 is a wasteful number, since it uses less digits than its factorization.

75197895641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187672.

The product of its digits is 19051200, while the sum is 62.

The spelling of 75197895641 in words is "seventy-five billion, one hundred ninety-seven million, eight hundred ninety-five thousand, six hundred forty-one".