61330738332228 has 24 divisors (see below), whose sum is σ = 143105203200960. Its totient is φ = 20443558430880.

The previous prime is 61330738332217. The next prime is 61330738332247. The reversal of 61330738332228 is 82223383703316.

It is a super-2 number, since 2×61330738332228² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13490113 + ... + 17454071.

It is an arithmetic number, because the mean of its divisors is an integer number (5962716800040).

Almost surely, 2^{61330738332228} is an apocalyptic number.

It is an amenable number.

61330738332228 is an abundant number, since it is smaller than the sum of its proper divisors (81774464868732).

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

61330738332228 is a wasteful number, since it uses less digits than its factorization.

61330738332228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5253307 (or 5253305 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 51.

The spelling of 61330738332228 in words is "sixty-one trillion, three hundred thirty billion, seven hundred thirty-eight million, three hundred thirty-two thousand, two hundred twenty-eight".