694241023538 has 16 divisors (see below), whose sum is σ = 1060128536544. Its totient is φ = 340919479680.

The previous prime is 694241023517. The next prime is 694241023577. The reversal of 694241023538 is 835320142496.

It is a junction number, because it is equal to n+sod(n) for n = 694241023492 and 694241023501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13633220 + ... + 13684047.

It is an arithmetic number, because the mean of its divisors is an integer number (66258033534).

Almost surely, 2^694241023538 is an apocalyptic number.

694241023538 is a deficient number, since it is larger than the sum of its proper divisors (365887513006).

694241023538 is a wasteful number, since it uses less digits than its factorization.

694241023538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27317497.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 694241023538 in words is "six hundred ninety-four billion, two hundred forty-one million, twenty-three thousand, five hundred thirty-eight".