20346663613064 has 16 divisors (see below), whose sum is σ = 38150536459020. Its totient is φ = 10173187224000.

The previous prime is 20346663613033. The next prime is 20346663613091. The reversal of 20346663613064 is 46031636664302.

It can be written as a sum of positive squares in 2 ways, for example, as 20074432202500 + 272231410564 = 4480450^2 + 521758^2 .

It is a super-2 number, since 2×20346663613064² (a number of 27 digits) contains 22 as substring.

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, 17473559 + ... + 18601574.

Almost surely, 2^{20346663613064} is an apocalyptic number.

It is an amenable number.

20346663613064 is a deficient number, since it is larger than the sum of its proper divisors (17803872845956).

20346663613064 is a wasteful number, since it uses less digits than its factorization.

20346663613064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36145640 (or 36145636 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 50.

The spelling of 20346663613064 in words is "twenty trillion, three hundred forty-six billion, six hundred sixty-three million, six hundred thirteen thousand, sixty-four".