693641100190 has 16 divisors (see below), whose sum is σ = 1253912585328. Its totient is φ = 276265638976.

The previous prime is 693641100179. The next prime is 693641100221. The reversal of 693641100190 is 91001146396.

It is a happy number.

It is a super-2 number, since 2×693641100190² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148847692 + ... + 148852351.

It is an arithmetic number, because the mean of its divisors is an integer number (78369536583).

Almost surely, 2^693641100190 is an apocalyptic number.

693641100190 is a deficient number, since it is larger than the sum of its proper divisors (560271485138).

693641100190 is a wasteful number, since it uses less digits than its factorization.

693641100190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297700283.

The product of its (nonzero) digits is 34992, while the sum is 40.

The spelling of 693641100190 in words is "six hundred ninety-three billion, six hundred forty-one million, one hundred thousand, one hundred ninety".