23147612211612 has 96 divisors (see below), whose sum is σ = 64499348938752. Its totient is φ = 6317353538496.

The previous prime is 23147612211599. The next prime is 23147612211613. The reversal of 23147612211612 is 21611221674132.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23147612211613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6835578 + ... + 9644705.

It is an arithmetic number, because the mean of its divisors is an integer number (671868218112).

Almost surely, 2^{23147612211612} is an apocalyptic number.

It is an amenable number.

23147612211612 is an abundant number, since it is smaller than the sum of its proper divisors (41351736727140).

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

23147612211612 is a wasteful number, since it uses less digits than its factorization.

23147612211612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16481047 (or 16481045 counting only the distinct ones).

The product of its digits is 48384, while the sum is 39.

Adding to 23147612211612 its reverse (21611221674132), we get a palindrome (44758833885744).

The spelling of 23147612211612 in words is "twenty-three trillion, one hundred forty-seven billion, six hundred twelve million, two hundred eleven thousand, six hundred twelve".