45811379269 has 2 divisors, whose sum is σ = 45811379270. Its totient is φ = 45811379268.

The previous prime is 45811379267. The next prime is 45811379279. The reversal of 45811379269 is 96297311854.

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., 45427807044 + 383572225 = 213138^2 + 19585^2 .

It is a cyclic number.

It is not a de Polignac number, because 45811379269 - 2¹ = 45811379267 is a prime.

It is a super-2 number, since 2×45811379269² (a number of 22 digits) contains 22 as substring.

Together with 45811379267, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45811379267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22905689634 + 22905689635.

It is an arithmetic number, because the mean of its divisors is an integer number (22905689635).

Almost surely, 2^45811379269 is an apocalyptic number.

It is an amenable number.

45811379269 is a deficient number, since it is larger than the sum of its proper divisors (1).

45811379269 is an equidigital number, since it uses as much as digits as its factorization.

45811379269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 55.

The spelling of 45811379269 in words is "forty-five billion, eight hundred eleven million, three hundred seventy-nine thousand, two hundred sixty-nine".