2140364402 has 48 divisors (see below), whose sum is σ = 3785201280. Its totient is φ = 904194720.

The previous prime is 2140364399. The next prime is 2140364407. The reversal of 2140364402 is 2044630412.

It is not an unprimeable number, because it can be changed into a prime (2140364407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 239303 + ... + 248085.

It is an arithmetic number, because the mean of its divisors is an integer number (78858360).

Almost surely, 2^2140364402 is an apocalyptic number.

2140364402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2140364402 is a deficient number, since it is larger than the sum of its proper divisors (1644836878).

2140364402 is a wasteful number, since it uses less digits than its factorization.

2140364402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8879 (or 8868 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 2140364402 is about 46264.0724753020. The cubic root of 2140364402 is about 1288.7318832230.

Adding to 2140364402 its reverse (2044630412), we get a palindrome (4184994814).

The spelling of 2140364402 in words is "two billion, one hundred forty million, three hundred sixty-four thousand, four hundred two".