45021050523 has 24 divisors (see below), whose sum is σ = 66722431776. Its totient is φ = 29235427200.

The previous prime is 45021050521. The next prime is 45021050561. The reversal of 45021050523 is 32505012054.

It is a happy number.

45021050523 is a `hidden beast` number, since 4 + 502 + 105 + 0 + 52 + 3 = 666.

It is not a de Polignac number, because 45021050523 - 2¹ = 45021050521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45021050521) 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 23 ways as a sum of consecutive naturals, for example, 136161 + ... + 329517.

It is an arithmetic number, because the mean of its divisors is an integer number (2780101324).

Almost surely, 2^45021050523 is an apocalyptic number.

45021050523 is a deficient number, since it is larger than the sum of its proper divisors (21701381253).

45021050523 is a wasteful number, since it uses less digits than its factorization.

45021050523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194035 (or 194032 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 45021050523 its reverse (32505012054), we get a palindrome (77526062577).

The spelling of 45021050523 in words is "forty-five billion, twenty-one million, fifty thousand, five hundred twenty-three".