25222523455 has 16 divisors (see below), whose sum is σ = 30881882304. Its totient is φ = 19772236800.

The previous prime is 25222523441. The next prime is 25222523479. The reversal of 25222523455 is 55432522252.

It is not a de Polignac number, because 25222523455 - 2¹⁹ = 25221999167 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 208467 + ... + 306436.

It is an arithmetic number, because the mean of its divisors is an integer number (1930117644).

Almost surely, 2^25222523455 is an apocalyptic number.

25222523455 is a deficient number, since it is larger than the sum of its proper divisors (5659358849).

25222523455 is a wasteful number, since it uses less digits than its factorization.

25222523455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515106.

The product of its digits is 240000, while the sum is 37.

The spelling of 25222523455 in words is "twenty-five billion, two hundred twenty-two million, five hundred twenty-three thousand, four hundred fifty-five".