40221062532 has 144 divisors (see below), whose sum is σ = 122394854400. Its totient is φ = 10879323840.

The previous prime is 40221062509. The next prime is 40221062537. The reversal of 40221062532 is 23526012204.

It is a happy number.

40221062532 is a `hidden beast` number, since 4 + 0 + 2 + 2 + 1 + 0 + 625 + 32 = 666.

40221062532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40221062496 and 40221062505.

It is not an unprimeable number, because it can be changed into a prime (40221062537) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12116769 + ... + 12120087.

Almost surely, 2^40221062532 is an apocalyptic number.

40221062532 is a gapful number since it is divisible by the number (42) 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 40221062532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61197427200).

40221062532 is an abundant number, since it is smaller than the sum of its proper divisors (82173791868).

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

40221062532 is a wasteful number, since it uses less digits than its factorization.

40221062532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5886 (or 5881 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 40221062532 its reverse (23526012204), we get a palindrome (63747074736).

The spelling of 40221062532 in words is "forty billion, two hundred twenty-one million, sixty-two thousand, five hundred thirty-two".