698255326464 has 72 divisors (see below), whose sum is σ = 1867716446400. Its totient is φ = 231582117888.

The previous prime is 698255326459. The next prime is 698255326469. The reversal of 698255326464 is 464623552896.

It is an interprime number because it is at equal distance from previous prime (698255326459) and next prime (698255326469).

It is a junction number, because it is equal to n+sod(n) for n = 698255326398 and 698255326407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698255326469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2131557 + ... + 2437220.

It is an arithmetic number, because the mean of its divisors is an integer number (25940506200).

Almost surely, 2^698255326464 is an apocalyptic number.

698255326464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

698255326464 is an abundant number, since it is smaller than the sum of its proper divisors (1169461119936).

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

698255326464 is a wasteful number, since it uses less digits than its factorization.

698255326464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4568995 (or 4568981 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 60.

The spelling of 698255326464 in words is "six hundred ninety-eight billion, two hundred fifty-five million, three hundred twenty-six thousand, four hundred sixty-four".