61456066 has 16 divisors (see below), whose sum is σ = 105469056. Its totient is φ = 26309376.

The previous prime is 61456063. The next prime is 61456079. The reversal of 61456066 is 66065416.

It is not an unprimeable number, because it can be changed into a prime (61456063) 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, 15235 + ... + 18841.

It is an arithmetic number, because the mean of its divisors is an integer number (6591816).

Almost surely, 2^61456066 is an apocalyptic number.

61456066 is a deficient number, since it is larger than the sum of its proper divisors (44012990).

61456066 is a wasteful number, since it uses less digits than its factorization.

61456066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4833.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 61456066 is about 7839.3919407056. The cubic root of 61456066 is about 394.6283231343.

The spelling of 61456066 in words is "sixty-one million, four hundred fifty-six thousand, sixty-six".