2398655064 has 64 divisors (see below), whose sum is σ = 6507325440. Its totient is φ = 732401280.

The previous prime is 2398655033. The next prime is 2398655071. The reversal of 2398655064 is 4605568932.

It is a super-2 number, since 2×2398655064² = 11507092232105688192, which contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11529 + ... + 70215.

It is an arithmetic number, because the mean of its divisors is an integer number (101676960).

Almost surely, 2^2398655064 is an apocalyptic number.

2398655064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2398655064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3253662720).

2398655064 is an abundant number, since it is smaller than the sum of its proper divisors (4108670376).

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

2398655064 is a wasteful number, since it uses less digits than its factorization.

2398655064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58840 (or 58836 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The square root of 2398655064 is about 48976.0662364792. The cubic root of 2398655064 is about 1338.6157577455.

The spelling of 2398655064 in words is "two billion, three hundred ninety-eight million, six hundred fifty-five thousand, sixty-four".