40511016 has 192 divisors, whose sum is σ = 140649600. Its totient is φ = 10637568.

The previous prime is 40510961. The next prime is 40511063. The reversal of 40511016 is 61011504.

It is a super-2 number, since 2×40511016² = 3282284834704512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 40511016.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 176790 + ... + 177018.

It is an arithmetic number, because the mean of its divisors is an integer number (732550).

Almost surely, 2^40511016 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 40511016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70324800).

40511016 is an abundant number, since it is smaller than the sum of its proper divisors (100138584).

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

40511016 is a wasteful number, since it uses less digits than its factorization.

40511016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 40511016 is about 6364.8264705332. The cubic root of 40511016 is about 343.4454061708.

The spelling of 40511016 in words is "forty million, five hundred eleven thousand, sixteen".