61275056356063 has 8 divisors (see below), whose sum is σ = 66870674323920. Its totient is φ = 55683631438080.

The previous prime is 61275056356027. The next prime is 61275056356067. The reversal of 61275056356063 is 36065365057216.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61275056356063 - 2⁹ = 61275056355551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61275056355995 and 61275056356013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61275056356067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1048231908 + ... + 1048290361.

It is an arithmetic number, because the mean of its divisors is an integer number (8358834290490).

Almost surely, 2^{61275056356063} is an apocalyptic number.

61275056356063 is a deficient number, since it is larger than the sum of its proper divisors (5595617967857).

61275056356063 is a wasteful number, since it uses less digits than its factorization.

61275056356063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2096524937.

The product of its (nonzero) digits is 20412000, while the sum is 55.

The spelling of 61275056356063 in words is "sixty-one trillion, two hundred seventy-five billion, fifty-six million, three hundred fifty-six thousand, sixty-three".