64508322380546 has 64 divisors (see below), whose sum is σ = 114957901900800. Its totient is φ = 26818123752000.

The previous prime is 64508322380531. The next prime is 64508322380561.

64508322380546 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (64508322380531) and next prime (64508322380561).

It is a super-2 number, since 2×64508322380546² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64508322380491 and 64508322380500.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122788301 + ... + 123312543.

It is an arithmetic number, because the mean of its divisors is an integer number (1796217217200).

Almost surely, 2^{64508322380546} is an apocalyptic number.

64508322380546 is a deficient number, since it is larger than the sum of its proper divisors (50449579520254).

64508322380546 is a wasteful number, since it uses less digits than its factorization.

64508322380546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534455.

The product of its (nonzero) digits is 33177600, while the sum is 56.

The spelling of 64508322380546 in words is "sixty-four trillion, five hundred eight billion, three hundred twenty-two million, three hundred eighty thousand, five hundred forty-six".