61366016 has 18 divisors (see below), whose sum is σ = 122492832. Its totient is φ = 30682880.

The previous prime is 61366013. The next prime is 61366021. The reversal of 61366016 is 61066316.

It is a self number, because there is not a number n which added to its sum of digits gives 61366016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61366013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119600 + ... + 120111.

Almost surely, 2^61366016 is an apocalyptic number.

It is an amenable number.

61366016 is a deficient number, since it is larger than the sum of its proper divisors (61126816).

61366016 is an equidigital number, since it uses as much as digits as its factorization.

61366016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239727 (or 239713 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 61366016 is about 7833.6464050913. The cubic root of 61366016 is about 394.4354826562.

The spelling of 61366016 in words is "sixty-one million, three hundred sixty-six thousand, sixteen".