690754541697 has 24 divisors (see below), whose sum is σ = 1103792159808. Its totient is φ = 412742786400.

The previous prime is 690754541663. The next prime is 690754541699. The reversal of 690754541697 is 796145457096.

690754541697 is a `hidden beast` number, since 6 + 90 + 7 + 5 + 45 + 416 + 97 = 666.

It is not a de Polignac number, because 690754541697 - 2⁸ = 690754541441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (690754541699) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49129018 + ... + 49143075.

It is an arithmetic number, because the mean of its divisors is an integer number (45991339992).

Almost surely, 2^690754541697 is an apocalyptic number.

It is an amenable number.

690754541697 is a deficient number, since it is larger than the sum of its proper divisors (413037618111).

690754541697 is a wasteful number, since it uses less digits than its factorization.

690754541697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98272181 (or 98272178 counting only the distinct ones).

The product of its (nonzero) digits is 57153600, while the sum is 63.

The spelling of 690754541697 in words is "six hundred ninety billion, seven hundred fifty-four million, five hundred forty-one thousand, six hundred ninety-seven".