40777785224 has 64 divisors (see below), whose sum is σ = 83979374400. Its totient is φ = 18408902400.

The previous prime is 40777785203. The next prime is 40777785229. The reversal of 40777785224 is 42258777704.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40777785229) 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, 25155134 + ... + 25156754.

It is an arithmetic number, because the mean of its divisors is an integer number (1312177725).

Almost surely, 2^40777785224 is an apocalyptic number.

40777785224 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40777785224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41989687200).

40777785224 is an abundant number, since it is smaller than the sum of its proper divisors (43201589176).

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

40777785224 is a wasteful number, since it uses less digits than its factorization.

40777785224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414 (or 3410 counting only the distinct ones).

The product of its (nonzero) digits is 6146560, while the sum is 53.

The spelling of 40777785224 in words is "forty billion, seven hundred seventy-seven million, seven hundred eighty-five thousand, two hundred twenty-four".