698000145656 has 16 divisors (see below), whose sum is σ = 1427727570840. Its totient is φ = 317272793440.

The previous prime is 698000145643. The next prime is 698000145707. The reversal of 698000145656 is 656541000896.

It is a happy number.

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, 3965909831 + ... + 3965910006.

Almost surely, 2^698000145656 is an apocalyptic number.

It is an amenable number.

698000145656 is an abundant number, since it is smaller than the sum of its proper divisors (729727425184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698000145656 is a wasteful number, since it uses less digits than its factorization.

698000145656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7931819854 (or 7931819850 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 698000145656 in words is "six hundred ninety-eight billion, one hundred forty-five thousand, six hundred fifty-six".