45920843923 has 2 divisors, whose sum is σ = 45920843924. Its totient is φ = 45920843922.

The previous prime is 45920843897. The next prime is 45920844001. The reversal of 45920843923 is 32934802954.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45920843923 is a prime.

It is not a weakly prime, because it can be changed into another prime (45920843123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22960421961 + 22960421962.

It is an arithmetic number, because the mean of its divisors is an integer number (22960421962).

Almost surely, 2^45920843923 is an apocalyptic number.

45920843923 is a deficient number, since it is larger than the sum of its proper divisors (1).

45920843923 is an equidigital number, since it uses as much as digits as its factorization.

45920843923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 45920843923 in words is "forty-five billion, nine hundred twenty million, eight hundred forty-three thousand, nine hundred twenty-three".