45165750 has 96 divisors (see below), whose sum is σ = 131245920. Its totient is φ = 10315200.

The previous prime is 45165737. The next prime is 45165763. The reversal of 45165750 is 5756154.

45165750 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45165737) and next prime (45165763).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36136 + ... + 37364.

It is an arithmetic number, because the mean of its divisors is an integer number (1367145).

Almost surely, 2^45165750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45165750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65622960).

45165750 is an abundant number, since it is smaller than the sum of its proper divisors (86080170).

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

45165750 is a wasteful number, since it uses less digits than its factorization.

45165750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263 (or 1246 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 45165750 is about 6720.5468527494. The cubic root of 45165750 is about 356.1255028195.

The spelling of 45165750 in words is "forty-five million, one hundred sixty-five thousand, seven hundred fifty".