5051331012403 has 4 divisors (see below), whose sum is σ = 5439894936448. Its totient is φ = 4662767088360.

The previous prime is 5051331012391. The next prime is 5051331012433. The reversal of 5051331012403 is 3042101331505.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5051331012403 - 2²¹ = 5051328915251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5051331012433) 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, 194281962003 + ... + 194281962028.

It is an arithmetic number, because the mean of its divisors is an integer number (1359973734112).

Almost surely, 2^{5051331012403} is an apocalyptic number.

5051331012403 is a deficient number, since it is larger than the sum of its proper divisors (388563924045).

5051331012403 is a wasteful number, since it uses less digits than its factorization.

5051331012403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388563924044.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 5051331012403 its reverse (3042101331505), we get a palindrome (8093432343908).

The spelling of 5051331012403 in words is "five trillion, fifty-one billion, three hundred thirty-one million, twelve thousand, four hundred three".