45251743743 has 20 divisors (see below), whose sum is σ = 71574655680. Its totient is φ = 28393250112.

The previous prime is 45251743721. The next prime is 45251743769. The reversal of 45251743743 is 34734715254.

It is a happy number.

45251743743 is a `hidden beast` number, since 4 + 52 + 517 + 43 + 7 + 43 = 666.

It is not a de Polignac number, because 45251743743 - 2¹⁶ = 45251678207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45251763743) 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 19 ways as a sum of consecutive naturals, for example, 16429903 + ... + 16432656.

It is an arithmetic number, because the mean of its divisors is an integer number (3578732784).

Almost surely, 2^45251743743 is an apocalyptic number.

45251743743 is a deficient number, since it is larger than the sum of its proper divisors (26322911937).

45251743743 is a wasteful number, since it uses less digits than its factorization.

45251743743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32862588 (or 32862579 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 45.

The spelling of 45251743743 in words is "forty-five billion, two hundred fifty-one million, seven hundred forty-three thousand, seven hundred forty-three".