25064165006 has 4 divisors (see below), whose sum is σ = 37596247512. Its totient is φ = 12532082502.

The previous prime is 25064164987. The next prime is 25064165023. The reversal of 25064165006 is 60056146052.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6266041250 + ... + 6266041253.

It is an arithmetic number, because the mean of its divisors is an integer number (9399061878).

Almost surely, 2^25064165006 is an apocalyptic number.

25064165006 is a deficient number, since it is larger than the sum of its proper divisors (12532082506).

25064165006 is a wasteful number, since it uses less digits than its factorization.

25064165006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12532082505.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 25064165006 in words is "twenty-five billion, sixty-four million, one hundred sixty-five thousand, six".