45211982823 has 108 divisors (see below), whose sum is σ = 78857079600. Its totient is φ = 24951060288.

The previous prime is 45211982821. The next prime is 45211982833. The reversal of 45211982823 is 32828911254.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

45211982823 is a `hidden beast` number, since 452 + 1 + 198 + 2 + 8 + 2 + 3 = 666.

It is not a de Polignac number, because 45211982823 - 2¹ = 45211982821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45211982821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 507999763 + ... + 507999851.

Almost surely, 2^45211982823 is an apocalyptic number.

45211982823 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

45211982823 is a deficient number, since it is larger than the sum of its proper divisors (33645096777).

45211982823 is an frugal number, since it uses more digits than its factorization.

45211982823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291 (or 142 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The spelling of 45211982823 in words is "forty-five billion, two hundred eleven million, nine hundred eighty-two thousand, eight hundred twenty-three".