2541440836 has 48 divisors (see below), whose sum is σ = 5114592000. Its totient is φ = 1092817440.

The previous prime is 2541440819. The next prime is 2541440873. The reversal of 2541440836 is 6380441452.

It is a junction number, because it is equal to n+sod(n) for n = 2541440795 and 2541440804.

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, 716355 + ... + 719893.

It is an arithmetic number, because the mean of its divisors is an integer number (106554000).

Almost surely, 2^2541440836 is an apocalyptic number.

It is an amenable number.

2541440836 is an abundant number, since it is smaller than the sum of its proper divisors (2573151164).

2541440836 is a wasteful number, since it uses less digits than its factorization.

2541440836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4432 (or 4430 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 2541440836 is about 50412.7051049634. The cubic root of 2541440836 is about 1364.6669317555. Note that the first 3 decimals are identical.

The spelling of 2541440836 in words is "two billion, five hundred forty-one million, four hundred forty thousand, eight hundred thirty-six".