45681863843 has 16 divisors (see below), whose sum is σ = 57756188160. Its totient is φ = 35094897600.

The previous prime is 45681863791. The next prime is 45681863863. The reversal of 45681863843 is 34836818654.

It is not a de Polignac number, because 45681863843 - 2⁸ = 45681863587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45681863863) 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 15 ways as a sum of consecutive naturals, for example, 4172498 + ... + 4183431.

It is an arithmetic number, because the mean of its divisors is an integer number (3609761760).

Almost surely, 2^45681863843 is an apocalyptic number.

45681863843 is a deficient number, since it is larger than the sum of its proper divisors (12074324317).

45681863843 is a wasteful number, since it uses less digits than its factorization.

45681863843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8356018.

The product of its digits is 13271040, while the sum is 56.

The spelling of 45681863843 in words is "forty-five billion, six hundred eighty-one million, eight hundred sixty-three thousand, eight hundred forty-three".