64577573703 has 8 divisors (see below), whose sum is σ = 95670479600. Its totient is φ = 43051715784.

The previous prime is 64577573659. The next prime is 64577573713. The reversal of 64577573703 is 30737577546.

64577573703 is a `hidden beast` number, since 64 + 5 + 7 + 7 + 573 + 7 + 0 + 3 = 666.

It is not a de Polignac number, because 64577573703 - 2¹³ = 64577565511 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 64577573703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64577573713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1195880968 + ... + 1195881021.

It is an arithmetic number, because the mean of its divisors is an integer number (11958809950).

Almost surely, 2^64577573703 is an apocalyptic number.

64577573703 is a deficient number, since it is larger than the sum of its proper divisors (31092905897).

64577573703 is a wasteful number, since it uses less digits than its factorization.

64577573703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391761998 (or 2391761992 counting only the distinct ones).

The product of its (nonzero) digits is 12965400, while the sum is 54.

The spelling of 64577573703 in words is "sixty-four billion, five hundred seventy-seven million, five hundred seventy-three thousand, seven hundred three".