45211650 has 144 divisors (see below), whose sum is σ = 128241792. Its totient is φ = 10524800.

The previous prime is 45211633. The next prime is 45211651. The reversal of 45211650 is 5611254.

It is a self number, because there is not a number n which added to its sum of digits gives 45211650.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45211651) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 853024 + ... + 853076.

It is an arithmetic number, because the mean of its divisors is an integer number (890568).

Almost surely, 2^45211650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45211650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64120896).

45211650 is an abundant number, since it is smaller than the sum of its proper divisors (83030142).

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

45211650 is a wasteful number, since it uses less digits than its factorization.

45211650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 45211650 is about 6723.9608862634. The cubic root of 45211650 is about 356.2461002959.

The spelling of 45211650 in words is "forty-five million, two hundred eleven thousand, six hundred fifty".