3772218122773 has 16 divisors (see below), whose sum is σ = 3876749187840. Its totient is φ = 3668705804736.

The previous prime is 3772218122767. The next prime is 3772218122873.

3772218122773 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 3772218122773 - 2⁵ = 3772218122741 is a prime.

It is a super-2 number, since 2×3772218122773² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3772218122773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3772218122723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50808963 + ... + 50883151.

It is an arithmetic number, because the mean of its divisors is an integer number (242296824240).

Almost surely, 2^{3772218122773} is an apocalyptic number.

It is an amenable number.

3772218122773 is a deficient number, since it is larger than the sum of its proper divisors (104531065067).

3772218122773 is a wasteful number, since it uses less digits than its factorization.

3772218122773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81036.

The product of its digits is 2765952, while the sum is 52.

The spelling of 3772218122773 in words is "three trillion, seven hundred seventy-two billion, two hundred eighteen million, one hundred twenty-two thousand, seven hundred seventy-three".