61113324432 has 20 divisors (see below), whose sum is σ = 157876088240. Its totient is φ = 20371108128.

The previous prime is 61113324413. The next prime is 61113324439. The reversal of 61113324432 is 23442331116.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 61113324432.

It is not an unprimeable number, because it can be changed into a prime (61113324439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636597082 + ... + 636597177.

It is an arithmetic number, because the mean of its divisors is an integer number (7893804412).

Almost surely, 2^61113324432 is an apocalyptic number.

It is an amenable number.

61113324432 is an abundant number, since it is smaller than the sum of its proper divisors (96762763808).

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

61113324432 is a wasteful number, since it uses less digits than its factorization.

61113324432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273194270 (or 1273194264 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

Adding to 61113324432 its reverse (23442331116), we get a palindrome (84555655548).

The spelling of 61113324432 in words is "sixty-one billion, one hundred thirteen million, three hundred twenty-four thousand, four hundred thirty-two".