32242031640 has 256 divisors, whose sum is σ = 132275404800. Its totient is φ = 6802693632.

The previous prime is 32242031629. The next prime is 32242031659. The reversal of 32242031640 is 4613024223.

32242031640 is a `hidden beast` number, since 322 + 4 + 20 + 316 + 4 + 0 = 666.

It is a super-2 number, since 2×32242031640² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 65752 + ... + 262311.

It is an arithmetic number, because the mean of its divisors is an integer number (516700800).

Almost surely, 2^32242031640 is an apocalyptic number.

32242031640 is a gapful number since it is divisible by the number (30) 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 32242031640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66137702400).

32242031640 is an abundant number, since it is smaller than the sum of its proper divisors (100033373160).

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

32242031640 is a wasteful number, since it uses less digits than its factorization.

32242031640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328103 (or 328093 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 32242031640 its reverse (4613024223), we get a palindrome (36855055863).

The spelling of 32242031640 in words is "thirty-two billion, two hundred forty-two million, thirty-one thousand, six hundred forty".