2541440825 has 48 divisors (see below), whose sum is σ = 4020504576. Its totient is φ = 1547380800.

The previous prime is 2541440819. The next prime is 2541440873. The reversal of 2541440825 is 5280441452.

It is not a de Polignac number, because 2541440825 - 2²⁰ = 2540392249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67424 + ... + 98126.

It is an arithmetic number, because the mean of its divisors is an integer number (83760512).

Almost surely, 2^2541440825 is an apocalyptic number.

2541440825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2541440825 is a deficient number, since it is larger than the sum of its proper divisors (1479063751).

2541440825 is a wasteful number, since it uses less digits than its factorization.

2541440825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30774 (or 30769 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 35.

The square root of 2541440825 is about 50412.7049958639. The cubic root of 2541440825 is about 1364.6669297866. Note that the first 3 decimals are identical.

The spelling of 2541440825 in words is "two billion, five hundred forty-one million, four hundred forty thousand, eight hundred twenty-five".