20346526163630 has 64 divisors (see below), whose sum is σ = 38145051360000. Its totient is φ = 7804382734848.

The previous prime is 20346526163629. The next prime is 20346526163641. The reversal of 20346526163630 is 3636162564302.

It is a super-2 number, since 2×20346526163630² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 520099211 + ... + 520138329.

It is an arithmetic number, because the mean of its divisors is an integer number (596016427500).

Almost surely, 2^{20346526163630} is an apocalyptic number.

20346526163630 is a deficient number, since it is larger than the sum of its proper divisors (17798525196370).

20346526163630 is a wasteful number, since it uses less digits than its factorization.

20346526163630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51341.

The product of its (nonzero) digits is 2799360, while the sum is 47.

The spelling of 20346526163630 in words is "twenty trillion, three hundred forty-six billion, five hundred twenty-six million, one hundred sixty-three thousand, six hundred thirty".