24605821149 has 16 divisors (see below), whose sum is σ = 40378783872. Its totient is φ = 12978894528.

The previous prime is 24605821147. The next prime is 24605821159. The reversal of 24605821149 is 94112850642.

It is not a de Polignac number, because 24605821149 - 2¹ = 24605821147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24605821149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24605821147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45065334 + ... + 45065879.

It is an arithmetic number, because the mean of its divisors is an integer number (2523673992).

Almost surely, 2^24605821149 is an apocalyptic number.

It is an amenable number.

24605821149 is a deficient number, since it is larger than the sum of its proper divisors (15772962723).

24605821149 is a wasteful number, since it uses less digits than its factorization.

24605821149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90131236.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 24605821149 in words is "twenty-four billion, six hundred five million, eight hundred twenty-one thousand, one hundred forty-nine".