500400044051 has 4 divisors (see below), whose sum is σ = 501793916400. Its totient is φ = 499006171704.

The previous prime is 500400044033. The next prime is 500400044069. The reversal of 500400044051 is 150440004005.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (500400044033) and next prime (500400044069).

It is a cyclic number.

It is not a de Polignac number, because 500400044051 - 2¹⁴ = 500400027667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500400044951) 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, 696935636 + ... + 696936353.

It is an arithmetic number, because the mean of its divisors is an integer number (125448479100).

Almost surely, 2^500400044051 is an apocalyptic number.

500400044051 is a deficient number, since it is larger than the sum of its proper divisors (1393872349).

500400044051 is a wasteful number, since it uses less digits than its factorization.

500400044051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393872348.

The product of its (nonzero) digits is 1600, while the sum is 23.

Adding to 500400044051 its reverse (150440004005), we get a palindrome (650840048056).

The spelling of 500400044051 in words is "five hundred billion, four hundred million, forty-four thousand, fifty-one".