2115552359310 has 128 divisors (see below), whose sum is σ = 5790303066240. Its totient is φ = 490053451776.

The previous prime is 2115552359279. The next prime is 2115552359329. The reversal of 2115552359310 is 139532555112.

It is a super-2 number, since 2×2115552359310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64221604 + ... + 64254536.

It is an arithmetic number, because the mean of its divisors is an integer number (45236742705).

Almost surely, 2^{2115552359310} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2115552359310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2895151533120).

2115552359310 is an abundant number, since it is smaller than the sum of its proper divisors (3674750706930).

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

2115552359310 is a wasteful number, since it uses less digits than its factorization.

2115552359310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42662.

The product of its (nonzero) digits is 202500, while the sum is 42.

The spelling of 2115552359310 in words is "two trillion, one hundred fifteen billion, five hundred fifty-two million, three hundred fifty-nine thousand, three hundred ten".