45435046249 has 2 divisors, whose sum is σ = 45435046250. Its totient is φ = 45435046248.

The previous prime is 45435046247. The next prime is 45435046289. The reversal of 45435046249 is 94264053454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45408626649 + 26419600 = 213093^2 + 5140^2 .

It is a cyclic number.

It is not a de Polignac number, because 45435046249 - 2¹ = 45435046247 is a prime.

Together with 45435046247, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 45435046199 and 45435046208.

It is not a weakly prime, because it can be changed into another prime (45435046247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22717523124 + 22717523125.

It is an arithmetic number, because the mean of its divisors is an integer number (22717523125).

Almost surely, 2^45435046249 is an apocalyptic number.

It is an amenable number.

45435046249 is a deficient number, since it is larger than the sum of its proper divisors (1).

45435046249 is an equidigital number, since it uses as much as digits as its factorization.

45435046249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 45435046249 in words is "forty-five billion, four hundred thirty-five million, forty-six thousand, two hundred forty-nine".