2562646012 has 12 divisors (see below), whose sum is σ = 4493444760. Its totient is φ = 1278804656.

The previous prime is 2562645997. The next prime is 2562646019. The reversal of 2562646012 is 2106462652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2562646019) 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, 627298 + ... + 631369.

It is an arithmetic number, because the mean of its divisors is an integer number (374453730).

Almost surely, 2^2562646012 is an apocalyptic number.

It is an amenable number.

2562646012 is a deficient number, since it is larger than the sum of its proper divisors (1930798748).

2562646012 is a wasteful number, since it uses less digits than its factorization.

2562646012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259180 (or 1259178 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 2562646012 is about 50622.5840114864. The cubic root of 2562646012 is about 1368.4519093091.

The spelling of 2562646012 in words is "two billion, five hundred sixty-two million, six hundred forty-six thousand, twelve".