45540150 has 108 divisors (see below), whose sum is σ = 123448572. Its totient is φ = 11108160.

The previous prime is 45540149. The next prime is 45540151. The reversal of 45540150 is 5104554.

It is an interprime number because it is at equal distance from previous prime (45540149) and next prime (45540151).

It is a super-3 number, since 3×45540150³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45540150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45540151) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 1570336 + ... + 1570364.

Almost surely, 2^45540150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45540150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61724286).

45540150 is an abundant number, since it is smaller than the sum of its proper divisors (77908422).

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

45540150 is a wasteful number, since it uses less digits than its factorization.

45540150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111 (or 58 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 45540150 is about 6748.3442413677. The cubic root of 45540150 is about 357.1068264604.

Multiplying 45540150 by its sum of digits (24), we get a square (1092963600 = 33060²).

The spelling of 45540150 in words is "forty-five million, five hundred forty thousand, one hundred fifty".