61727322045 has 8 divisors (see below), whose sum is σ = 98763715296. Its totient is φ = 32921238416.

The previous prime is 61727322043. The next prime is 61727322071. The reversal of 61727322045 is 54022372716.

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 61727322045 - 2¹ = 61727322043 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 61727321994 and 61727322012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61727322043) 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, 2057577387 + ... + 2057577416.

It is an arithmetic number, because the mean of its divisors is an integer number (12345464412).

Almost surely, 2^61727322045 is an apocalyptic number.

It is an amenable number.

61727322045 is a deficient number, since it is larger than the sum of its proper divisors (37036393251).

61727322045 is a wasteful number, since it uses less digits than its factorization.

61727322045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115154811.

The product of its (nonzero) digits is 141120, while the sum is 39.

The spelling of 61727322045 in words is "sixty-one billion, seven hundred twenty-seven million, three hundred twenty-two thousand, forty-five".