61084610140579 has 4 divisors (see below), whose sum is σ = 61109820464976. Its totient is φ = 61059399816184.

The previous prime is 61084610140537. The next prime is 61084610140613. The reversal of 61084610140579 is 97504101648016.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61084610140579 - 2²⁵ = 61084576586147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61084010140579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12605158564 + ... + 12605163409.

It is an arithmetic number, because the mean of its divisors is an integer number (15277455116244).

Almost surely, 2^{61084610140579} is an apocalyptic number.

61084610140579 is a deficient number, since it is larger than the sum of its proper divisors (25210324397).

61084610140579 is a wasteful number, since it uses less digits than its factorization.

61084610140579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25210324396.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 61084610140579 in words is "sixty-one trillion, eighty-four billion, six hundred ten million, one hundred forty thousand, five hundred seventy-nine".