11724437145212 has 24 divisors (see below), whose sum is σ = 22396443632640. Its totient is φ = 5326092643760.

The previous prime is 11724437145193. The next prime is 11724437145293. The reversal of 11724437145212 is 21254173442711.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 79850012 + ... + 79996707.

It is an arithmetic number, because the mean of its divisors is an integer number (933185151360).

Almost surely, 2^{11724437145212} is an apocalyptic number.

It is an amenable number.

11724437145212 is a deficient number, since it is larger than the sum of its proper divisors (10672006487428).

11724437145212 is a wasteful number, since it uses less digits than its factorization.

11724437145212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159848401 (or 159848399 counting only the distinct ones).

The product of its digits is 376320, while the sum is 44.

The spelling of 11724437145212 in words is "eleven trillion, seven hundred twenty-four billion, four hundred thirty-seven million, one hundred forty-five thousand, two hundred twelve".