45491614019 has 2 divisors, whose sum is σ = 45491614020. Its totient is φ = 45491614018.

The previous prime is 45491613991. The next prime is 45491614031. The reversal of 45491614019 is 91041619454.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45491614019 is a prime.

It is a super-2 number, since 2×45491614019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45491614079) by changing a digit.

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, 22745807009 + 22745807010.

It is an arithmetic number, because the mean of its divisors is an integer number (22745807010).

Almost surely, 2^45491614019 is an apocalyptic number.

45491614019 is a deficient number, since it is larger than the sum of its proper divisors (1).

45491614019 is an equidigital number, since it uses as much as digits as its factorization.

45491614019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 45491614019 in words is "forty-five billion, four hundred ninety-one million, six hundred fourteen thousand, nineteen".