253459333257 has 32 divisors (see below), whose sum is σ = 378510523776. Its totient is φ = 149850086400.

The previous prime is 253459333217. The next prime is 253459333307. The reversal of 253459333257 is 752333954352.

It is not a de Polignac number, because 253459333257 - 2¹² = 253459329161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253459333217) 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, 1136544 + ... + 1341137.

It is an arithmetic number, because the mean of its divisors is an integer number (11828453868).

Almost surely, 2^253459333257 is an apocalyptic number.

It is an amenable number.

253459333257 is a deficient number, since it is larger than the sum of its proper divisors (125051190519).

253459333257 is a wasteful number, since it uses less digits than its factorization.

253459333257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2477801.

The product of its digits is 10206000, while the sum is 51.

The spelling of 253459333257 in words is "two hundred fifty-three billion, four hundred fifty-nine million, three hundred thirty-three thousand, two hundred fifty-seven".