1698464616 has 32 divisors (see below), whose sum is σ = 4247436960. Its totient is φ = 565984832.

The previous prime is 1698464597. The next prime is 1698464617. The reversal of 1698464616 is 6164648961.

It is not an unprimeable number, because it can be changed into a prime (1698464617) 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, 90631 + ... + 107753.

It is an arithmetic number, because the mean of its divisors is an integer number (132732405).

Almost surely, 2^1698464616 is an apocalyptic number.

It is an amenable number.

1698464616 is an abundant number, since it is smaller than the sum of its proper divisors (2548972344).

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

1698464616 is a wasteful number, since it uses less digits than its factorization.

1698464616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21265 (or 21261 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 51.

The square root of 1698464616 is about 41212.4327842946. The cubic root of 1698464616 is about 1193.1237788008.

The spelling of 1698464616 in words is "one billion, six hundred ninety-eight million, four hundred sixty-four thousand, six hundred sixteen".