25275275000066 has 32 divisors (see below), whose sum is σ = 46762828267008. Its totient is φ = 9977413723200.

The previous prime is 25275275000051. The next prime is 25275275000147. The reversal of 25275275000066 is 66000057257252.

It is a super-2 number, since 2×25275275000066² (a number of 28 digits) contains 22 as substring.

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, 149888885 + ... + 150057416.

It is an arithmetic number, because the mean of its divisors is an integer number (1461338383344).

Almost surely, 2^{25275275000066} is an apocalyptic number.

25275275000066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

25275275000066 is a deficient number, since it is larger than the sum of its proper divisors (21487553266942).

25275275000066 is a wasteful number, since it uses less digits than its factorization.

25275275000066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299946786.

The product of its (nonzero) digits is 1764000, while the sum is 47.

The spelling of 25275275000066 in words is "twenty-five trillion, two hundred seventy-five billion, two hundred seventy-five million, sixty-six", and thus it is an aban number.