40772342232 has 96 divisors (see below), whose sum is σ = 112378266000. Its totient is φ = 13350727680.

The previous prime is 40772342227. The next prime is 40772342297. The reversal of 40772342232 is 23224327704.

40772342232 is a `hidden beast` number, since 407 + 7 + 23 + 4 + 223 + 2 = 666.

40772342232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×40772342232³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8021932 + ... + 8027012.

Almost surely, 2^40772342232 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 40772342232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56189133000).

40772342232 is an abundant number, since it is smaller than the sum of its proper divisors (71605923768).

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

40772342232 is a wasteful number, since it uses less digits than its factorization.

40772342232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7041 (or 7034 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 36.

Adding to 40772342232 its reverse (23224327704), we get a palindrome (63996669936).

The spelling of 40772342232 in words is "forty billion, seven hundred seventy-two million, three hundred forty-two thousand, two hundred thirty-two".