2566356324 has 48 divisors (see below), whose sum is σ = 6852077568. Its totient is φ = 732338208.

The previous prime is 2566356323. The next prime is 2566356347. The reversal of 2566356324 is 4236536652.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2566356323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50997 + ... + 87939.

It is an arithmetic number, because the mean of its divisors is an integer number (142751616).

Almost surely, 2^2566356324 is an apocalyptic number.

It is an amenable number.

2566356324 is an abundant number, since it is smaller than the sum of its proper divisors (4285721244).

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

2566356324 is a wasteful number, since it uses less digits than its factorization.

2566356324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37784 (or 37782 counting only the distinct ones).

The product of its digits is 777600, while the sum is 42.

The square root of 2566356324 is about 50659.2175620587. The cubic root of 2566356324 is about 1369.1120258535.

The spelling of 2566356324 in words is "two billion, five hundred sixty-six million, three hundred fifty-six thousand, three hundred twenty-four".