64776130 has 16 divisors (see below), whose sum is σ = 122734080. Its totient is φ = 24546672.

The previous prime is 64776121. The next prime is 64776133. The reversal of 64776130 is 3167746.

It is not an unprimeable number, because it can be changed into a prime (64776133) 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, 170274 + ... + 170653.

It is an arithmetic number, because the mean of its divisors is an integer number (7670880).

Almost surely, 2^64776130 is an apocalyptic number.

64776130 is a deficient number, since it is larger than the sum of its proper divisors (57957950).

64776130 is a wasteful number, since it uses less digits than its factorization.

64776130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340953.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 64776130 is about 8048.3619451414. The cubic root of 64776130 is about 401.6104449660.

The spelling of 64776130 in words is "sixty-four million, seven hundred seventy-six thousand, one hundred thirty".