61329530219712 has 112 divisors (see below), whose sum is σ = 166736912420352. Its totient is φ = 19885465267200.

The previous prime is 61329530219693. The next prime is 61329530219729. The reversal of 61329530219712 is 21791203592316.

It is a super-2 number, since 2×61329530219712² (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 15 ways as a sum of consecutive naturals, for example, 19376539 + ... + 22318362.

Almost surely, 2^{61329530219712} is an apocalyptic number.

It is an amenable number.

61329530219712 is an abundant number, since it is smaller than the sum of its proper divisors (105407382200640).

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

61329530219712 is a wasteful number, since it uses less digits than its factorization.

61329530219712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41695126 (or 41695116 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 51.

The spelling of 61329530219712 in words is "sixty-one trillion, three hundred twenty-nine billion, five hundred thirty million, two hundred nineteen thousand, seven hundred twelve".