61606237996393 has 8 divisors (see below), whose sum is σ = 65230208128800. Its totient is φ = 57982276061760.

The previous prime is 61606237996333. The next prime is 61606237996403. The reversal of 61606237996393 is 39369973260616.

61606237996393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 61606237996393 - 2²⁹ = 61605701125481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61606237996313) 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, 20530798 + ... + 23339368.

It is an arithmetic number, because the mean of its divisors is an integer number (8153776016100).

Almost surely, 2^{61606237996393} is an apocalyptic number.

It is an amenable number.

61606237996393 is a deficient number, since it is larger than the sum of its proper divisors (3623970132407).

61606237996393 is a wasteful number, since it uses less digits than its factorization.

61606237996393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4098887.

The product of its (nonzero) digits is 357128352, while the sum is 70.

The spelling of 61606237996393 in words is "sixty-one trillion, six hundred six billion, two hundred thirty-seven million, nine hundred ninety-six thousand, three hundred ninety-three".