40516650 has 72 divisors (see below), whose sum is σ = 109680480. Its totient is φ = 10722720.

The previous prime is 40516649. The next prime is 40516673. The reversal of 40516650 is 5661504.

It is a happy number.

40516650 is a `hidden beast` number, since 4 + 0 + 5 + 1 + 6 + 650 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 80299 + ... + 80801.

It is an arithmetic number, because the mean of its divisors is an integer number (1523340).

Almost surely, 2^40516650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40516650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54840240).

40516650 is an abundant number, since it is smaller than the sum of its proper divisors (69163830).

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

40516650 is a wasteful number, since it uses less digits than its factorization.

40516650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 692 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 40516650 is about 6365.2690438033. The cubic root of 40516650 is about 343.4613267929.

It can be divided in two parts, 4051 and 6650, that added together give a palindrome (10701).

The spelling of 40516650 in words is "forty million, five hundred sixteen thousand, six hundred fifty".