253598199261 has 32 divisors (see below), whose sum is σ = 390630791808. Its totient is φ = 144631818240.

The previous prime is 253598199259. The next prime is 253598199271. The reversal of 253598199261 is 162991895352.

It is not a de Polignac number, because 253598199261 - 2¹ = 253598199259 is a prime.

It is a super-2 number, since 2×253598199261² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 253598199195 and 253598199204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253598199221) 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, 3847761 + ... + 3913113.

It is an arithmetic number, because the mean of its divisors is an integer number (12207212244).

Almost surely, 2^253598199261 is an apocalyptic number.

It is an amenable number.

253598199261 is a deficient number, since it is larger than the sum of its proper divisors (137032592547).

253598199261 is a wasteful number, since it uses less digits than its factorization.

253598199261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72301.

The product of its digits is 10497600, while the sum is 60.

The spelling of 253598199261 in words is "two hundred fifty-three billion, five hundred ninety-eight million, one hundred ninety-nine thousand, two hundred sixty-one".