2140544502 has 16 divisors (see below), whose sum is σ = 4756765680. Its totient is φ = 713514816.

The previous prime is 2140544501. The next prime is 2140544521. The reversal of 2140544502 is 2054450412.

2140544502 is a `hidden beast` number, since 214 + 0 + 5 + 445 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140544501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19819803 + ... + 19819910.

It is an arithmetic number, because the mean of its divisors is an integer number (297297855).

Almost surely, 2^2140544502 is an apocalyptic number.

2140544502 is an abundant number, since it is smaller than the sum of its proper divisors (2616221178).

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

2140544502 is a wasteful number, since it uses less digits than its factorization.

2140544502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39639724 (or 39639718 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 2140544502 is about 46266.0188691441. The cubic root of 2140544502 is about 1288.7680287975.

Adding to 2140544502 its reverse (2054450412), we get a palindrome (4194994914).

The spelling of 2140544502 in words is "two billion, one hundred forty million, five hundred forty-four thousand, five hundred two".