45426157019 has 2 divisors, whose sum is σ = 45426157020. Its totient is φ = 45426157018.

The previous prime is 45426156989. The next prime is 45426157037. The reversal of 45426157019 is 91075162454.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45426157019 is a prime.

It is a super-2 number, since 2×45426157019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45426157099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22713078509 + 22713078510.

It is an arithmetic number, because the mean of its divisors is an integer number (22713078510).

Almost surely, 2^45426157019 is an apocalyptic number.

45426157019 is a deficient number, since it is larger than the sum of its proper divisors (1).

45426157019 is an equidigital number, since it uses as much as digits as its factorization.

45426157019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 45426157019 in words is "forty-five billion, four hundred twenty-six million, one hundred fifty-seven thousand, nineteen".