1698699612052 has 12 divisors (see below), whose sum is σ = 2972898050976. Its totient is φ = 849300168920.

The previous prime is 1698699612037. The next prime is 1698699612073. The reversal of 1698699612052 is 2502169968961.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12332224 + ... + 12469207.

It is an arithmetic number, because the mean of its divisors is an integer number (247741504248).

Almost surely, 2^{1698699612052} is an apocalyptic number.

It is an amenable number.

1698699612052 is a deficient number, since it is larger than the sum of its proper divisors (1274198438924).

1698699612052 is a wasteful number, since it uses less digits than its factorization.

1698699612052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24818558 (or 24818556 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 64.

The spelling of 1698699612052 in words is "one trillion, six hundred ninety-eight billion, six hundred ninety-nine million, six hundred twelve thousand, fifty-two".