25264566034 has 4 divisors (see below), whose sum is σ = 37896849054. Its totient is φ = 12632283016.

The previous prime is 25264566029. The next prime is 25264566037. The reversal of 25264566034 is 43066546252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21628114225 + 3636451809 = 147065^2 + 60303^2 .

It is not an unprimeable number, because it can be changed into a prime (25264566037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6316141507 + ... + 6316141510.

Almost surely, 2^25264566034 is an apocalyptic number.

25264566034 is a deficient number, since it is larger than the sum of its proper divisors (12632283020).

25264566034 is a wasteful number, since it uses less digits than its factorization.

25264566034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12632283019.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 25264566034 in words is "twenty-five billion, two hundred sixty-four million, five hundred sixty-six thousand, thirty-four".