40246772016 has 80 divisors (see below), whose sum is σ = 113622906240. Its totient is φ = 12174466560.

The previous prime is 40246772003. The next prime is 40246772017. The reversal of 40246772016 is 61027764204.

It is not an unprimeable number, because it can be changed into a prime (40246772017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233451 + ... + 367413.

It is an arithmetic number, because the mean of its divisors is an integer number (1420286328).

Almost surely, 2^40246772016 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 40246772016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56811453120).

40246772016 is an abundant number, since it is smaller than the sum of its proper divisors (73376134224).

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

40246772016 is a wasteful number, since it uses less digits than its factorization.

40246772016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134554 (or 134548 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The spelling of 40246772016 in words is "forty billion, two hundred forty-six million, seven hundred seventy-two thousand, sixteen".