2775252525222 has 32 divisors (see below), whose sum is σ = 5755863589632. Its totient is φ = 891343233504.

The previous prime is 2775252525103. The next prime is 2775252525223. The reversal of 2775252525222 is 2225252525772.

It is a happy number.

It is a super-2 number, since 2×2775252525222² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2775252525223) 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, 60662268 + ... + 60707999.

It is an arithmetic number, because the mean of its divisors is an integer number (179870737176).

Almost surely, 2^{2775252525222} is an apocalyptic number.

2775252525222 is an abundant number, since it is smaller than the sum of its proper divisors (2980611064410).

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

2775252525222 is a wasteful number, since it uses less digits than its factorization.

2775252525222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121370412.

The product of its digits is 3920000, while the sum is 48.

The spelling of 2775252525222 in words is "two trillion, seven hundred seventy-five billion, two hundred fifty-two million, five hundred twenty-five thousand, two hundred twenty-two".