45191016 has 48 divisors (see below), whose sum is σ = 131809860. Its totient is φ = 13904640.

The previous prime is 45191011. The next prime is 45191053. The reversal of 45191016 is 61019154.

45191016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42850116 + 2340900 = 6546^2 + 1530^2 .

It is a super-2 number, since 2×45191016² = 4084455854224512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45191011) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 23205 + ... + 25076.

Almost surely, 2^45191016 is an apocalyptic number.

It is an amenable number.

45191016 is an abundant number, since it is smaller than the sum of its proper divisors (86618844).

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

45191016 is a wasteful number, since it uses less digits than its factorization.

45191016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48306 (or 48299 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 45191016 is about 6722.4263476813. The cubic root of 45191016 is about 356.1918967106.

The spelling of 45191016 in words is "forty-five million, one hundred ninety-one thousand, sixteen".