253000305051 has 32 divisors (see below), whose sum is σ = 382626746880. Its totient is φ = 147411705600.

The previous prime is 253000305037. The next prime is 253000305067. The reversal of 253000305051 is 150503000352.

It is not a de Polignac number, because 253000305051 - 2¹⁹ = 252999780763 is a prime.

It is a super-2 number, since 2×253000305051² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (253000305751) 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, 1176066 + ... + 1374456.

It is an arithmetic number, because the mean of its divisors is an integer number (11957085840).

Almost surely, 2^253000305051 is an apocalyptic number.

253000305051 is a deficient number, since it is larger than the sum of its proper divisors (129626441829).

253000305051 is a wasteful number, since it uses less digits than its factorization.

253000305051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200147.

The product of its (nonzero) digits is 2250, while the sum is 24.

The spelling of 253000305051 in words is "two hundred fifty-three billion, three hundred five thousand, fifty-one".