61140651456332 has 72 divisors (see below), whose sum is σ = 132659120629728. Its totient is φ = 24498452160000.

The previous prime is 61140651456329. The next prime is 61140651456359. The reversal of 61140651456332 is 23365415604116.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60256919 + ... + 61263182.

It is an arithmetic number, because the mean of its divisors is an integer number (1842487786524).

Almost surely, 2^{61140651456332} is an apocalyptic number.

It is an amenable number.

61140651456332 is an abundant number, since it is smaller than the sum of its proper divisors (71518469173396).

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

61140651456332 is a wasteful number, since it uses less digits than its factorization.

61140651456332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121520287 (or 121520278 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 61140651456332 in words is "sixty-one trillion, one hundred forty billion, six hundred fifty-one million, four hundred fifty-six thousand, three hundred thirty-two".