64776300147 has 24 divisors (see below), whose sum is σ = 101687586000. Its totient is φ = 39496621248.

The previous prime is 64776300137. The next prime is 64776300161. The reversal of 64776300147 is 74100367746.

64776300147 is a `hidden beast` number, since 6 + 4 + 7 + 7 + 630 + 0 + 1 + 4 + 7 = 666.

It is not a de Polignac number, because 64776300147 - 2⁷ = 64776300019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64776300137) 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 23 ways as a sum of consecutive naturals, for example, 2526897 + ... + 2552402.

It is an arithmetic number, because the mean of its divisors is an integer number (4236982750).

Almost surely, 2^64776300147 is an apocalyptic number.

64776300147 is a deficient number, since it is larger than the sum of its proper divisors (36911285853).

64776300147 is a wasteful number, since it uses less digits than its factorization.

64776300147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5079427 (or 5079424 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 64776300147 in words is "sixty-four billion, seven hundred seventy-six million, three hundred thousand, one hundred forty-seven".