253351026020 has 24 divisors (see below), whose sum is σ = 533615914104. Its totient is φ = 101039694336.

The previous prime is 253351026011. The next prime is 253351026029. The reversal of 253351026020 is 20620153352.

It is an interprime number because it is at equal distance from previous prime (253351026011) and next prime (253351026029).

It can be written as a sum of positive squares in 4 ways, for example, as 52215076 + 253298810944 = 7226^2 + 503288^2 .

It is not an unprimeable number, because it can be changed into a prime (253351026029) 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, 18787847 + ... + 18801326.

It is an arithmetic number, because the mean of its divisors is an integer number (22233996421).

Almost surely, 2^253351026020 is an apocalyptic number.

253351026020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253351026020 is an abundant number, since it is smaller than the sum of its proper divisors (280264888084).

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

253351026020 is a wasteful number, since it uses less digits than its factorization.

253351026020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37589519 (or 37589517 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 253351026020 its reverse (20620153352), we get a palindrome (273971179372).

The spelling of 253351026020 in words is "two hundred fifty-three billion, three hundred fifty-one million, twenty-six thousand, twenty".