25340204562 has 16 divisors (see below), whose sum is σ = 50812738560. Its totient is φ = 8424679952.

The previous prime is 25340204537. The next prime is 25340204567. The reversal of 25340204562 is 26540204352.

It is a happy number.

It is a super-2 number, since 2×25340204562² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25340204567) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5511237 + ... + 5515832.

It is an arithmetic number, because the mean of its divisors is an integer number (3175796160).

Almost surely, 2^25340204562 is an apocalyptic number.

25340204562 is an abundant number, since it is smaller than the sum of its proper divisors (25472533998).

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

25340204562 is a wasteful number, since it uses less digits than its factorization.

25340204562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11027457.

The product of its (nonzero) digits is 57600, while the sum is 33.

The spelling of 25340204562 in words is "twenty-five billion, three hundred forty million, two hundred four thousand, five hundred sixty-two".