45073851737573 has 2 divisors, whose sum is σ = 45073851737574. Its totient is φ = 45073851737572.

The previous prime is 45073851737569. The next prime is 45073851737627. The reversal of 45073851737573 is 37573715837054.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35408604963169 + 9665246774404 = 5950513^2 + 3108898^2 .

It is a cyclic number.

It is not a de Polignac number, because 45073851737573 - 2² = 45073851737569 is a prime.

It is a super-2 number, since 2×45073851737573² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45073851737503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22536925868786 + 22536925868787.

It is an arithmetic number, because the mean of its divisors is an integer number (22536925868787).

Almost surely, 2^{45073851737573} is an apocalyptic number.

It is an amenable number.

45073851737573 is a deficient number, since it is larger than the sum of its proper divisors (1).

45073851737573 is an equidigital number, since it uses as much as digits as its factorization.

45073851737573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259308000, while the sum is 65.

The spelling of 45073851737573 in words is "forty-five trillion, seventy-three billion, eight hundred fifty-one million, seven hundred thirty-seven thousand, five hundred seventy-three".