61365123606 has 32 divisors (see below), whose sum is σ = 122988748896. Its totient is φ = 20412000000.

The previous prime is 61365123559. The next prime is 61365123641. The reversal of 61365123606 is 60632156316.

It is a happy number.

61365123606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7570956 + ... + 7579056.

It is an arithmetic number, because the mean of its divisors is an integer number (3843398403).

Almost surely, 2^61365123606 is an apocalyptic number.

61365123606 is an abundant number, since it is smaller than the sum of its proper divisors (61623625290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61365123606 is a wasteful number, since it uses less digits than its factorization.

61365123606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10608.

The product of its (nonzero) digits is 116640, while the sum is 39.

The spelling of 61365123606 in words is "sixty-one billion, three hundred sixty-five million, one hundred twenty-three thousand, six hundred six".