45338850191 has 2 divisors, whose sum is σ = 45338850192. Its totient is φ = 45338850190.

The previous prime is 45338850127. The next prime is 45338850197. The reversal of 45338850191 is 19105883354.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45338850191 - 2⁶ = 45338850127 is a prime.

It is a super-2 number, since 2×45338850191² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45338850197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22669425095 + 22669425096.

It is an arithmetic number, because the mean of its divisors is an integer number (22669425096).

Almost surely, 2^45338850191 is an apocalyptic number.

45338850191 is a deficient number, since it is larger than the sum of its proper divisors (1).

45338850191 is an equidigital number, since it uses as much as digits as its factorization.

45338850191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 47.

The spelling of 45338850191 in words is "forty-five billion, three hundred thirty-eight million, eight hundred fifty thousand, one hundred ninety-one".