2449581534 has 16 divisors (see below), whose sum is σ = 5443514640. Its totient is φ = 816527160.

The previous prime is 2449581521. The next prime is 2449581553. The reversal of 2449581534 is 4351859442.

2449581534 is a `hidden beast` number, since 2 + 4 + 495 + 8 + 153 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2449581534.

It is a congruent number.

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, 22681257 + ... + 22681364.

It is an arithmetic number, because the mean of its divisors is an integer number (340219665).

Almost surely, 2^2449581534 is an apocalyptic number.

2449581534 is an abundant number, since it is smaller than the sum of its proper divisors (2993933106).

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

2449581534 is a wasteful number, since it uses less digits than its factorization.

2449581534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45362632 (or 45362626 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 2449581534 is about 49493.2473575941. The cubic root of 2449581534 is about 1348.0229926047.

The spelling of 2449581534 in words is "two billion, four hundred forty-nine million, five hundred eighty-one thousand, five hundred thirty-four".