2397561359808 has 112 divisors (see below), whose sum is σ = 6399417589760. Its totient is φ = 792160072704.

The previous prime is 2397561359797. The next prime is 2397561359933. The reversal of 2397561359808 is 8089531657932.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26606733 + ... + 26696691.

Almost surely, 2^{2397561359808} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2397561359808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3199708794880).

2397561359808 is an abundant number, since it is smaller than the sum of its proper divisors (4001856229952).

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

2397561359808 is a wasteful number, since it uses less digits than its factorization.

2397561359808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91194 (or 91184 counting only the distinct ones).

The product of its (nonzero) digits is 97977600, while the sum is 66.

The spelling of 2397561359808 in words is "two trillion, three hundred ninety-seven billion, five hundred sixty-one million, three hundred fifty-nine thousand, eight hundred eight".