61232644332 has 120 divisors (see below), whose sum is σ = 167275046400. Its totient is φ = 19495279584.

The previous prime is 61232644303. The next prime is 61232644357. The reversal of 61232644332 is 23344623216.

61232644332 is a `hidden beast` number, since 6 + 1 + 2 + 3 + 2 + 644 + 3 + 3 + 2 = 666.

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

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5501469 + ... + 5512587.

It is an arithmetic number, because the mean of its divisors is an integer number (1393958720).

Almost surely, 2^61232644332 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 61232644332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83637523200).

61232644332 is an abundant number, since it is smaller than the sum of its proper divisors (106042402068).

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

61232644332 is a wasteful number, since it uses less digits than its factorization.

61232644332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11897 (or 11886 counting only the distinct ones).

The product of its digits is 124416, while the sum is 36.

The spelling of 61232644332 in words is "sixty-one billion, two hundred thirty-two million, six hundred forty-four thousand, three hundred thirty-two".