4155665755922 has 18 divisors (see below), whose sum is σ = 6441204229479. Its totient is φ = 2010762766860.

The previous prime is 4155665755847. The next prime is 4155665755963. The reversal of 4155665755922 is 2295575665514.

It can be written as a sum of positive squares in only one way, i.e., 2077832877961 + 2077832877961 = 1441469^2 + 1441469^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1441469.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 89347829 + ... + 89394327.

Almost surely, 2^{4155665755922} is an apocalyptic number.

4155665755922 is a deficient number, since it is larger than the sum of its proper divisors (2285538473557).

4155665755922 is an frugal number, since it uses more digits than its factorization.

4155665755922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93062 (or 46532 counting only the distinct ones).

The product of its digits is 113400000, while the sum is 62.

The spelling of 4155665755922 in words is "four trillion, one hundred fifty-five billion, six hundred sixty-five million, seven hundred fifty-five thousand, nine hundred twenty-two".