2140402432433 has 4 divisors (see below), whose sum is σ = 2140405358628. Its totient is φ = 2140399506240.

The previous prime is 2140402432417. The next prime is 2140402432451. The reversal of 2140402432433 is 3342342040412.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2097581579809 + 42820852624 = 1448303^2 + 206932^2 .

It is a cyclic number.

It is not a de Polignac number, because 2140402432433 - 2⁴ = 2140402432417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2140402432433.

It is not an unprimeable number, because it can be changed into a prime (2140402432453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707813 + ... + 2186733.

It is an arithmetic number, because the mean of its divisors is an integer number (535101339657).

Almost surely, 2^{2140402432433} is an apocalyptic number.

It is an amenable number.

2140402432433 is a deficient number, since it is larger than the sum of its proper divisors (2926195).

2140402432433 is a wasteful number, since it uses less digits than its factorization.

2140402432433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2926194.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2140402432433 its reverse (3342342040412), we get a palindrome (5482744472845).

The spelling of 2140402432433 in words is "two trillion, one hundred forty billion, four hundred two million, four hundred thirty-two thousand, four hundred thirty-three".