23043314154440 has 16 divisors (see below), whose sum is σ = 51847456847580. Its totient is φ = 9217325661760.

The previous prime is 23043314154431. The next prime is 23043314154473. The reversal of 23043314154440 is 4445141334032.

It can be written as a sum of positive squares in 2 ways, for example, as 19063999342756 + 3979314811684 = 4366234^2 + 1994822^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23043314154394 and 23043314154403.

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, 288041426891 + ... + 288041426970.

Almost surely, 2^{23043314154440} is an apocalyptic number.

23043314154440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23043314154440 is an abundant number, since it is smaller than the sum of its proper divisors (28804142693140).

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

23043314154440 is a wasteful number, since it uses less digits than its factorization.

23043314154440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576082853872 (or 576082853868 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 23043314154440 its reverse (4445141334032), we get a palindrome (27488455488472).

The spelling of 23043314154440 in words is "twenty-three trillion, forty-three billion, three hundred fourteen million, one hundred fifty-four thousand, four hundred forty".