45623212251 has 4 divisors (see below), whose sum is σ = 60830949672. Its totient is φ = 30415474832.

The previous prime is 45623212223. The next prime is 45623212277. The reversal of 45623212251 is 15221232654.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45623212251 - 2¹¹ = 45623210203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45623212651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7603868706 + ... + 7603868711.

It is an arithmetic number, because the mean of its divisors is an integer number (15207737418).

Almost surely, 2^45623212251 is an apocalyptic number.

45623212251 is a deficient number, since it is larger than the sum of its proper divisors (15207737421).

45623212251 is a wasteful number, since it uses less digits than its factorization.

45623212251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15207737420.

The product of its digits is 28800, while the sum is 33.

The spelling of 45623212251 in words is "forty-five billion, six hundred twenty-three million, two hundred twelve thousand, two hundred fifty-one".