253122645112 has 32 divisors (see below), whose sum is σ = 478429585920. Its totient is φ = 125545512960.

The previous prime is 253122645107. The next prime is 253122645119. The reversal of 253122645112 is 211546221352.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253122645119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240073 + ... + 750919.

It is an arithmetic number, because the mean of its divisors is an integer number (14950924560).

Almost surely, 2^253122645112 is an apocalyptic number.

It is an amenable number.

253122645112 is a deficient number, since it is larger than the sum of its proper divisors (225306940808).

253122645112 is a wasteful number, since it uses less digits than its factorization.

253122645112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511351 (or 511347 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

Adding to 253122645112 its reverse (211546221352), we get a palindrome (464668866464).

The spelling of 253122645112 in words is "two hundred fifty-three billion, one hundred twenty-two million, six hundred forty-five thousand, one hundred twelve".