2652751639 has 4 divisors (see below), whose sum is σ = 2677088920. Its totient is φ = 2628414360.

The previous prime is 2652751637. The next prime is 2652751649. The reversal of 2652751639 is 9361572562.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2652751639 - 2¹ = 2652751637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2652751631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12168477 + ... + 12168694.

It is an arithmetic number, because the mean of its divisors is an integer number (669272230).

Almost surely, 2^2652751639 is an apocalyptic number.

2652751639 is a deficient number, since it is larger than the sum of its proper divisors (24337281).

2652751639 is a wasteful number, since it uses less digits than its factorization.

2652751639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24337280.

The product of its digits is 680400, while the sum is 46.

The square root of 2652751639 is about 51504.8700512874. The cubic root of 2652751639 is about 1384.3063057252.

The spelling of 2652751639 in words is "two billion, six hundred fifty-two million, seven hundred fifty-one thousand, six hundred thirty-nine".