25027297955 has 32 divisors (see below), whose sum is σ = 33901908480. Its totient is φ = 17578471680.

The previous prime is 25027297951. The next prime is 25027297979. The reversal of 25027297955 is 55979272052.

It is not a de Polignac number, because 25027297955 - 2² = 25027297951 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 25027297897 and 25027297906.

It is not an unprimeable number, because it can be changed into a prime (25027297951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151034 + ... + 269936.

It is an arithmetic number, because the mean of its divisors is an integer number (1059434640).

Almost surely, 2^25027297955 is an apocalyptic number.

25027297955 is a deficient number, since it is larger than the sum of its proper divisors (8874610525).

25027297955 is a wasteful number, since it uses less digits than its factorization.

25027297955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119051.

The product of its (nonzero) digits is 3969000, while the sum is 53.

The spelling of 25027297955 in words is "twenty-five billion, twenty-seven million, two hundred ninety-seven thousand, nine hundred fifty-five".