45211516 has 48 divisors (see below), whose sum is σ = 95334400. Its totient is φ = 18733680.

The previous prime is 45211513. The next prime is 45211519. The reversal of 45211516 is 61511254.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45211513) and next prime (45211519).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45211513) 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 15 ways as a sum of consecutive naturals, for example, 42001 + ... + 43063.

Almost surely, 2^45211516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45211516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47667200).

45211516 is an abundant number, since it is smaller than the sum of its proper divisors (50122884).

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

45211516 is a wasteful number, since it uses less digits than its factorization.

45211516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119 (or 1103 counting only the distinct ones).

The product of its digits is 1200, while the sum is 25.

The square root of 45211516 is about 6723.9509218911. The cubic root of 45211516 is about 356.2457483436.

The spelling of 45211516 in words is "forty-five million, two hundred eleven thousand, five hundred sixteen".