23240400231004 has 48 divisors (see below), whose sum is σ = 44527019112576. Its totient is φ = 10526033044800.

The previous prime is 23240400230989. The next prime is 23240400231119. The reversal of 23240400231004 is 40013200404232.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23240400231004.

It is a congruent number.

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, 12897282 + ... + 14588374.

It is an arithmetic number, because the mean of its divisors is an integer number (927646231512).

Almost surely, 2^{23240400231004} is an apocalyptic number.

It is an amenable number.

23240400231004 is a deficient number, since it is larger than the sum of its proper divisors (21286618881572).

23240400231004 is a wasteful number, since it uses less digits than its factorization.

23240400231004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692226 (or 1692224 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 23240400231004 its reverse (40013200404232), we get a palindrome (63253600635236).

The spelling of 23240400231004 in words is "twenty-three trillion, two hundred forty billion, four hundred million, two hundred thirty-one thousand, four".