23231340401144 has 32 divisors (see below), whose sum is σ = 45901660780800. Its totient is φ = 10992239687520.

The previous prime is 23231340401077. The next prime is 23231340401161. The reversal of 23231340401144 is 44110404313232.

It is a self number, because there is not a number n which added to its sum of digits gives 23231340401144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83746142 + ... + 84023085.

It is an arithmetic number, because the mean of its divisors is an integer number (1434426899400).

Almost surely, 2^{23231340401144} is an apocalyptic number.

It is an amenable number.

23231340401144 is a deficient number, since it is larger than the sum of its proper divisors (22670320379656).

23231340401144 is a wasteful number, since it uses less digits than its factorization.

23231340401144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167770163 (or 167770159 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 23231340401144 its reverse (44110404313232), we get a palindrome (67341744714376).

The spelling of 23231340401144 in words is "twenty-three trillion, two hundred thirty-one billion, three hundred forty million, four hundred one thousand, one hundred forty-four".