23454505144250 has 32 divisors (see below), whose sum is σ = 43907823470160. Its totient is φ = 9381590553600.

The previous prime is 23454505144237. The next prime is 23454505144261. The reversal of 23454505144250 is 5244150545432.

It can be written as a sum of positive squares in 8 ways, for example, as 873751954009 + 22580753190241 = 934747^2 + 4751921^2 .

It is a super-2 number, since 2×23454505144250² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10297394 + ... + 12367106.

Almost surely, 2^{23454505144250} is an apocalyptic number.

23454505144250 is a deficient number, since it is larger than the sum of its proper divisors (20453318325910).

23454505144250 is a wasteful number, since it uses less digits than its factorization.

23454505144250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115059 (or 2115049 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 44.

Adding to 23454505144250 its reverse (5244150545432), we get a palindrome (28698655689682).

The spelling of 23454505144250 in words is "twenty-three trillion, four hundred fifty-four billion, five hundred five million, one hundred forty-four thousand, two hundred fifty".