2698409568 has 48 divisors (see below), whose sum is σ = 7093046016. Its totient is φ = 898235520.

The previous prime is 2698409537. The next prime is 2698409579. The reversal of 2698409568 is 8659048962.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52413 + ... + 90243.

It is an arithmetic number, because the mean of its divisors is an integer number (147771792).

Almost surely, 2^2698409568 is an apocalyptic number.

It is an amenable number.

2698409568 is an abundant number, since it is smaller than the sum of its proper divisors (4394636448).

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

2698409568 is a wasteful number, since it uses less digits than its factorization.

2698409568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38587 (or 38579 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 57.

The square root of 2698409568 is about 51946.2180336548. The cubic root of 2698409568 is about 1392.2031841073.

The spelling of 2698409568 in words is "two billion, six hundred ninety-eight million, four hundred nine thousand, five hundred sixty-eight".