38311349227 has 4 divisors (see below), whose sum is σ = 39346791136. Its totient is φ = 37275907320.

The previous prime is 38311349221. The next prime is 38311349231. The reversal of 38311349227 is 72294311383.

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 38311349227 - 2¹⁹ = 38310824939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38311349221) 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, 517720899 + ... + 517720972.

It is an arithmetic number, because the mean of its divisors is an integer number (9836697784).

Almost surely, 2^38311349227 is an apocalyptic number.

38311349227 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

38311349227 is a deficient number, since it is larger than the sum of its proper divisors (1035441909).

38311349227 is a wasteful number, since it uses less digits than its factorization.

38311349227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035441908.

The product of its digits is 217728, while the sum is 43.

The spelling of 38311349227 in words is "thirty-eight billion, three hundred eleven million, three hundred forty-nine thousand, two hundred twenty-seven".