61327443535340 has 48 divisors (see below), whose sum is σ = 131950751665824. Its totient is φ = 23928677491200.

The previous prime is 61327443535331. The next prime is 61327443535357. The reversal of 61327443535340 is 4353534472316.

It is a super-2 number, since 2×61327443535340² (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, 1292039 + ... + 11150078.

It is an arithmetic number, because the mean of its divisors is an integer number (2748973993038).

Almost surely, 2^{61327443535340} is an apocalyptic number.

It is an amenable number.

61327443535340 is an abundant number, since it is smaller than the sum of its proper divisors (70623308130484).

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

61327443535340 is a wasteful number, since it uses less digits than its factorization.

61327443535340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12448178 (or 12448176 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 50.

The spelling of 61327443535340 in words is "sixty-one trillion, three hundred twenty-seven billion, four hundred forty-three million, five hundred thirty-five thousand, three hundred forty".