24121977012 has 96 divisors (see below), whose sum is σ = 72684057600. Its totient is φ = 6775167456.

The previous prime is 24121976909. The next prime is 24121977037. The reversal of 24121977012 is 21077912142.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 225798 + ... + 315005.

It is an arithmetic number, because the mean of its divisors is an integer number (757125600).

Almost surely, 2^24121977012 is an apocalyptic number.

It is an amenable number.

24121977012 is an abundant number, since it is smaller than the sum of its proper divisors (48562080588).

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

24121977012 is a wasteful number, since it uses less digits than its factorization.

24121977012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540882 (or 540874 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The spelling of 24121977012 in words is "twenty-four billion, one hundred twenty-one million, nine hundred seventy-seven thousand, twelve".