2535538944 has 72 divisors (see below), whose sum is σ = 6758543232. Its totient is φ = 843888640.

The previous prime is 2535538927. The next prime is 2535538981. The reversal of 2535538944 is 4498355352.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 2535538893 and 2535538902.

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, 591529 + ... + 595799.

It is an arithmetic number, because the mean of its divisors is an integer number (93868656).

Almost surely, 2^2535538944 is an apocalyptic number.

2535538944 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 2535538944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3379271616).

2535538944 is an abundant number, since it is smaller than the sum of its proper divisors (4223004288).

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

2535538944 is an equidigital number, since it uses as much as digits as its factorization.

2535538944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063 (or 5049 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 48.

The square root of 2535538944 is about 50354.1353217390. The cubic root of 2535538944 is about 1363.6097414956.

The spelling of 2535538944 in words is "two billion, five hundred thirty-five million, five hundred thirty-eight thousand, nine hundred forty-four".