400063650010 has 16 divisors (see below), whose sum is σ = 720136913256. Its totient is φ = 160020494848.

The previous prime is 400063649989. The next prime is 400063650037. The reversal of 400063650010 is 10056360004.

It can be written as a sum of positive squares in 4 ways, for example, as 266444889489 + 133618760521 = 516183^2 + 365539^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272959 + ... + 935218.

Almost surely, 2^400063650010 is an apocalyptic number.

400063650010 is a deficient number, since it is larger than the sum of its proper divisors (320073263246).

400063650010 is a wasteful number, since it uses less digits than its factorization.

400063650010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241297.

The product of its (nonzero) digits is 2160, while the sum is 25.

The spelling of 400063650010 in words is "four hundred billion, sixty-three million, six hundred fifty thousand, ten".