22555313455 has 16 divisors (see below), whose sum is σ = 27137617920. Its totient is φ = 17996823328.

The previous prime is 22555313449. The next prime is 22555313503. The reversal of 22555313455 is 55431355522.

It is a cyclic number.

It is not a de Polignac number, because 22555313455 - 2³ = 22555313447 is a prime.

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, 3353586 + ... + 3360304.

It is an arithmetic number, because the mean of its divisors is an integer number (1696101120).

Almost surely, 2^22555313455 is an apocalyptic number.

22555313455 is a deficient number, since it is larger than the sum of its proper divisors (4582304465).

22555313455 is an equidigital number, since it uses as much as digits as its factorization.

22555313455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8390.

The product of its digits is 450000, while the sum is 40.

Adding to 22555313455 its reverse (55431355522), we get a palindrome (77986668977).

The spelling of 22555313455 in words is "twenty-two billion, five hundred fifty-five million, three hundred thirteen thousand, four hundred fifty-five".