24120155000 has 40 divisors (see below), whose sum is σ = 56513534880. Its totient is φ = 9648060000.

The previous prime is 24120154969. The next prime is 24120155011. The reversal of 24120155000 is 55102142.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2407016 + ... + 2417015.

It is an arithmetic number, because the mean of its divisors is an integer number (1412838372).

Almost surely, 2^24120155000 is an apocalyptic number.

24120155000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24120155000 is an abundant number, since it is smaller than the sum of its proper divisors (32393379880).

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

24120155000 is an equidigital number, since it uses as much as digits as its factorization.

24120155000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4824057 (or 4824038 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 24120155000 its reverse (55102142), we get a palindrome (24175257142).

The spelling of 24120155000 in words is "twenty-four billion, one hundred twenty million, one hundred fifty-five thousand".