2562616628 has 72 divisors (see below), whose sum is σ = 5322524256. Its totient is φ = 1070160000.

The previous prime is 2562616607. The next prime is 2562616657. The reversal of 2562616628 is 8266162652.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1865750 + ... + 1867122.

It is an arithmetic number, because the mean of its divisors is an integer number (73923948).

Almost surely, 2^2562616628 is an apocalyptic number.

It is an amenable number.

2562616628 is an abundant number, since it is smaller than the sum of its proper divisors (2759907628).

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

2562616628 is a wasteful number, since it uses less digits than its factorization.

2562616628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665 (or 1650 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 2562616628 is about 50622.2937844582. The cubic root of 2562616628 is about 1368.4466789411.

The spelling of 2562616628 in words is "two billion, five hundred sixty-two million, six hundred sixteen thousand, six hundred twenty-eight".