23253202340 has 12 divisors (see below), whose sum is σ = 48831724956. Its totient is φ = 9301280928.

The previous prime is 23253202339. The next prime is 23253202369. The reversal of 23253202340 is 4320235232.

It can be written as a sum of positive squares in 2 ways, for example, as 9724720996 + 13528481344 = 98614^2 + 116312^2 .

It is a super-2 number, since 2×23253202340² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581330039 + ... + 581330078.

It is an arithmetic number, because the mean of its divisors is an integer number (4069310413).

Almost surely, 2^23253202340 is an apocalyptic number.

23253202340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23253202340 is an abundant number, since it is smaller than the sum of its proper divisors (25578522616).

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

23253202340 is a wasteful number, since it uses less digits than its factorization.

23253202340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162660126 (or 1162660124 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 26.

Adding to 23253202340 its reverse (4320235232), we get a palindrome (27573437572).

The spelling of 23253202340 in words is "twenty-three billion, two hundred fifty-three million, two hundred two thousand, three hundred forty".