2526261564 has 48 divisors (see below), whose sum is σ = 6026176800. Its totient is φ = 823453440.

The previous prime is 2526261539. The next prime is 2526261571. The reversal of 2526261564 is 4651626252.

2526261564 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116662 + ... + 136610.

It is an arithmetic number, because the mean of its divisors is an integer number (125545350).

Almost surely, 2^2526261564 is an apocalyptic number.

It is an amenable number.

2526261564 is an abundant number, since it is smaller than the sum of its proper divisors (3499915236).

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

2526261564 is a wasteful number, since it uses less digits than its factorization.

2526261564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20190 (or 20188 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 2526261564 is about 50261.9295690088. The cubic root of 2526261564 is about 1361.9445877392.

The spelling of 2526261564 in words is "two billion, five hundred twenty-six million, two hundred sixty-one thousand, five hundred sixty-four".