64854239219036 has 12 divisors (see below), whose sum is σ = 113495147603712. Its totient is φ = 32427054189408.

The previous prime is 64854239219023. The next prime is 64854239219047. The reversal of 64854239219036 is 63091293245846.

It is a super-3 number, since 3×64854239219036³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 64854239219036.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14089625 + ... + 18117008.

It is an arithmetic number, because the mean of its divisors is an integer number (9457928966976).

Almost surely, 2^{64854239219036} is an apocalyptic number.

It is an amenable number.

64854239219036 is a deficient number, since it is larger than the sum of its proper divisors (48640908384676).

64854239219036 is a wasteful number, since it uses less digits than its factorization.

64854239219036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32710060 (or 32710058 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 62.

The spelling of 64854239219036 in words is "sixty-four trillion, eight hundred fifty-four billion, two hundred thirty-nine million, two hundred nineteen thousand, thirty-six".