5040645998 has 4 divisors (see below), whose sum is σ = 7560969000. Its totient is φ = 2520322998.

The previous prime is 5040645949. The next prime is 5040646007. The reversal of 5040645998 is 8995460405.

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

It is a super-2 number, since 2×5040645998² = 50816224154306832008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260161498 + ... + 1260161501.

It is an arithmetic number, because the mean of its divisors is an integer number (1890242250).

Almost surely, 2^5040645998 is an apocalyptic number.

5040645998 is a deficient number, since it is larger than the sum of its proper divisors (2520323002).

5040645998 is a wasteful number, since it uses less digits than its factorization.

5040645998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2520323001.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The square root of 5040645998 is about 70997.5069844005. The cubic root of 5040645998 is about 1714.5970259080.

The spelling of 5040645998 in words is "five billion, forty million, six hundred forty-five thousand, nine hundred ninety-eight".