22419349155 has 64 divisors (see below), whose sum is σ = 47947852800. Its totient is φ = 9709424640.

The previous prime is 22419349133. The next prime is 22419349187. The reversal of 22419349155 is 55194391422.

It is a happy number.

22419349155 is a `hidden beast` number, since 2 + 24 + 1 + 93 + 491 + 55 = 666.

It is not a de Polignac number, because 22419349155 - 2⁵ = 22419349123 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 22419349155.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 606366 + ... + 642275.

It is an arithmetic number, because the mean of its divisors is an integer number (749185200).

Almost surely, 2^22419349155 is an apocalyptic number.

22419349155 is an abundant number, since it is smaller than the sum of its proper divisors (25528503645).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22419349155 is a wasteful number, since it uses less digits than its factorization.

22419349155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248681 (or 1248675 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The spelling of 22419349155 in words is "twenty-two billion, four hundred nineteen million, three hundred forty-nine thousand, one hundred fifty-five".