45353215249 has 2 divisors, whose sum is σ = 45353215250. Its totient is φ = 45353215248.

The previous prime is 45353215133. The next prime is 45353215253. The reversal of 45353215249 is 94251235354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43042971024 + 2310244225 = 207468^2 + 48065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45353215249 is a prime.

It is a super-2 number, since 2×45353215249² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45353215049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22676607624 + 22676607625.

It is an arithmetic number, because the mean of its divisors is an integer number (22676607625).

Almost surely, 2^45353215249 is an apocalyptic number.

It is an amenable number.

45353215249 is a deficient number, since it is larger than the sum of its proper divisors (1).

45353215249 is an equidigital number, since it uses as much as digits as its factorization.

45353215249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648000, while the sum is 43.

The spelling of 45353215249 in words is "forty-five billion, three hundred fifty-three million, two hundred fifteen thousand, two hundred forty-nine".