25045351610 has 16 divisors (see below), whose sum is σ = 45257052456. Its totient is φ = 9979158528.

The previous prime is 25045351537. The next prime is 25045351621. The reversal of 25045351610 is 1615354052.

It can be written as a sum of positive squares in 4 ways, for example, as 24015390961 + 1029960649 = 154969^2 + 32093^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4870067 + ... + 4875206.

Almost surely, 2^25045351610 is an apocalyptic number.

25045351610 is a deficient number, since it is larger than the sum of its proper divisors (20211700846).

25045351610 is a wasteful number, since it uses less digits than its factorization.

25045351610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9745537.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 25045351610 in words is "twenty-five billion, forty-five million, three hundred fifty-one thousand, six hundred ten".