698126943772 has 6 divisors (see below), whose sum is σ = 1221722151608. Its totient is φ = 349063471884.

The previous prime is 698126943769. The next prime is 698126943791. The reversal of 698126943772 is 277349621896.

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 as a sum of consecutive naturals, namely, 87265867968 + ... + 87265867975.

Almost surely, 2^698126943772 is an apocalyptic number.

It is an amenable number.

698126943772 is a deficient number, since it is larger than the sum of its proper divisors (523595207836).

698126943772 is a wasteful number, since it uses less digits than its factorization.

698126943772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174531735947 (or 174531735945 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 64.

The spelling of 698126943772 in words is "six hundred ninety-eight billion, one hundred twenty-six million, nine hundred forty-three thousand, seven hundred seventy-two".