5051578331 has 4 divisors (see below), whose sum is σ = 5052104064. Its totient is φ = 5051052600.

The previous prime is 5051578321. The next prime is 5051578349. The reversal of 5051578331 is 1338751505.

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 5051578331 - 2¹⁸ = 5051316187 is a prime.

It is a super-2 number, since 2×5051578331² = 51036887268457491122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5051578321) 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, 248180 + ... + 267761.

It is an arithmetic number, because the mean of its divisors is an integer number (1263026016).

Almost surely, 2^5051578331 is an apocalyptic number.

5051578331 is a deficient number, since it is larger than the sum of its proper divisors (525733).

5051578331 is an equidigital number, since it uses as much as digits as its factorization.

5051578331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525732.

The product of its (nonzero) digits is 63000, while the sum is 38.

The square root of 5051578331 is about 71074.4562483597. The cubic root of 5051578331 is about 1715.8356906003.

The spelling of 5051578331 in words is "five billion, fifty-one million, five hundred seventy-eight thousand, three hundred thirty-one".