45458381068 has 24 divisors (see below), whose sum is σ = 83746278000. Its totient is φ = 21531077568.

The previous prime is 45458381063. The next prime is 45458381069. The reversal of 45458381068 is 86018385454.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45458381063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362846 + ... + 1395802.

It is an arithmetic number, because the mean of its divisors is an integer number (3489428250).

Almost surely, 2^45458381068 is an apocalyptic number.

It is an amenable number.

45458381068 is a deficient number, since it is larger than the sum of its proper divisors (38287896932).

45458381068 is a wasteful number, since it uses less digits than its factorization.

45458381068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51129 (or 51127 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 52.

The spelling of 45458381068 in words is "forty-five billion, four hundred fifty-eight million, three hundred eighty-one thousand, sixty-eight".