61327670063 has 8 divisors (see below), whose sum is σ = 66910414800. Its totient is φ = 55746175680.

The previous prime is 61327670023. The next prime is 61327670069. The reversal of 61327670063 is 36007672316.

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 61327670063 - 2⁶ = 61327669999 is a prime.

It is a super-2 number, since 2×61327670063² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 61327670063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61327670069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208520 + ... + 407597.

It is an arithmetic number, because the mean of its divisors is an integer number (8363801850).

Almost surely, 2^61327670063 is an apocalyptic number.

61327670063 is a deficient number, since it is larger than the sum of its proper divisors (5582744737).

61327670063 is a wasteful number, since it uses less digits than its factorization.

61327670063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625177.

The product of its (nonzero) digits is 190512, while the sum is 41.

The spelling of 61327670063 in words is "sixty-one billion, three hundred twenty-seven million, six hundred seventy thousand, sixty-three".