61348953205056 has 56 divisors (see below), whose sum is σ = 177075387666144. Its totient is φ = 18590591879680.

The previous prime is 61348953205037. The next prime is 61348953205079. The reversal of 61348953205056 is 65050235984316.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 61348953204987 and 61348953205005.

It is a congruent number.

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, 14523897795 + ... + 14523902018.

Almost surely, 2^{61348953205056} is an apocalyptic number.

61348953205056 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

61348953205056 is an abundant number, since it is smaller than the sum of its proper divisors (115726434461088).

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

61348953205056 is a wasteful number, since it uses less digits than its factorization.

61348953205056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29047799839 (or 29047799829 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 57.

The spelling of 61348953205056 in words is "sixty-one trillion, three hundred forty-eight billion, nine hundred fifty-three million, two hundred five thousand, fifty-six".