601695938691 has 12 divisors (see below), whose sum is σ = 883847142360. Its totient is φ = 394331801280.

The previous prime is 601695938663. The next prime is 601695938713. The reversal of 601695938691 is 196839596106.

601695938691 is a `hidden beast` number, since 6 + 0 + 169 + 5 + 9 + 386 + 91 = 666.

601695938691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 601695938691 - 2³⁴ = 584516069507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (601695938611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 566568150 + ... + 566569211.

It is an arithmetic number, because the mean of its divisors is an integer number (73653928530).

Almost surely, 2^601695938691 is an apocalyptic number.

601695938691 is a deficient number, since it is larger than the sum of its proper divisors (282151203669).

601695938691 is a wasteful number, since it uses less digits than its factorization.

601695938691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133137426 (or 1133137423 counting only the distinct ones).

The product of its (nonzero) digits is 18895680, while the sum is 63.

The spelling of 601695938691 in words is "six hundred one billion, six hundred ninety-five million, nine hundred thirty-eight thousand, six hundred ninety-one".