253122545010 has 64 divisors (see below), whose sum is σ = 622670146560. Its totient is φ = 65815019520.

The previous prime is 253122544999. The next prime is 253122545017. The reversal of 253122545010 is 10545221352.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (253122545017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2105074 + ... + 2222066.

It is an arithmetic number, because the mean of its divisors is an integer number (9729221040).

Almost surely, 2^253122545010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253122545010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311335073280).

253122545010 is an abundant number, since it is smaller than the sum of its proper divisors (369547601550).

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

253122545010 is a wasteful number, since it uses less digits than its factorization.

253122545010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118803.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 253122545010 its reverse (10545221352), we get a palindrome (263667766362).

The spelling of 253122545010 in words is "two hundred fifty-three billion, one hundred twenty-two million, five hundred forty-five thousand, ten".