206431506152 has 64 divisors (see below), whose sum is σ = 403861835520. Its totient is φ = 98827077888.

The previous prime is 206431506121. The next prime is 206431506167. The reversal of 206431506152 is 251605134602.

It is a super-2 number, since 2×206431506152² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21869978 + ... + 21879414.

It is an arithmetic number, because the mean of its divisors is an integer number (6310341180).

Almost surely, 2^206431506152 is an apocalyptic number.

It is an amenable number.

206431506152 is a deficient number, since it is larger than the sum of its proper divisors (197430329368).

206431506152 is a wasteful number, since it uses less digits than its factorization.

206431506152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10650 (or 10646 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 206431506152 in words is "two hundred six billion, four hundred thirty-one million, five hundred six thousand, one hundred fifty-two".