2544035642 has 8 divisors (see below), whose sum is σ = 3819112500. Its totient is φ = 1270998144.

The previous prime is 2544035639. The next prime is 2544035653. The reversal of 2544035642 is 2465304452.

It can be written as a sum of positive squares in 2 ways, for example, as 2116828081 + 427207561 = 46009^2 + 20669^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506717 + ... + 511712.

Almost surely, 2^2544035642 is an apocalyptic number.

2544035642 is a deficient number, since it is larger than the sum of its proper divisors (1275076858).

2544035642 is a wasteful number, since it uses less digits than its factorization.

2544035642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019680.

The product of its (nonzero) digits is 115200, while the sum is 35.

The square root of 2544035642 is about 50438.4341747442. The cubic root of 2544035642 is about 1365.1312145148.

The spelling of 2544035642 in words is "two billion, five hundred forty-four million, thirty-five thousand, six hundred forty-two".