45145758 has 24 divisors (see below), whose sum is σ = 105033672. Its totient is φ = 12898704.

The previous prime is 45145753. The next prime is 45145777. The reversal of 45145758 is 85754154.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45145753) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76485 + ... + 77072.

It is an arithmetic number, because the mean of its divisors is an integer number (4376403).

Almost surely, 2^45145758 is an apocalyptic number.

45145758 is an abundant number, since it is smaller than the sum of its proper divisors (59887914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45145758 is a wasteful number, since it uses less digits than its factorization.

45145758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153576 (or 153569 counting only the distinct ones).

The product of its digits is 112000, while the sum is 39.

The square root of 45145758 is about 6719.0593091593. The cubic root of 45145758 is about 356.0729503745.

The spelling of 45145758 in words is "forty-five million, one hundred forty-five thousand, seven hundred fifty-eight".