7698898404 has 72 divisors (see below), whose sum is σ = 19621798560. Its totient is φ = 2545201152.

The previous prime is 7698898397. The next prime is 7698898421. The reversal of 7698898404 is 4048988967.

7698898404 is a `hidden beast` number, since 7 + 69 + 88 + 98 + 404 = 666.

It is a super-2 number, since 2×7698898404² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2311012 + ... + 2314340.

It is an arithmetic number, because the mean of its divisors is an integer number (272524980).

Almost surely, 2^7698898404 is an apocalyptic number.

It is an amenable number.

7698898404 is an abundant number, since it is smaller than the sum of its proper divisors (11922900156).

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

7698898404 is a wasteful number, since it uses less digits than its factorization.

7698898404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849 (or 3844 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 63.

The square root of 7698898404 is about 87743.3667236447. The cubic root of 7698898404 is about 1974.5866488687.

The spelling of 7698898404 in words is "seven billion, six hundred ninety-eight million, eight hundred ninety-eight thousand, four hundred four".