10647631018 has 16 divisors (see below), whose sum is σ = 16460468640. Its totient is φ = 5162589936.

The previous prime is 10647631009. The next prime is 10647631019. The reversal of 10647631018 is 81013674601.

It is a super-2 number, since 2×10647631018² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10647631019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433405 + ... + 457312.

It is an arithmetic number, because the mean of its divisors is an integer number (1028779290).

Almost surely, 2^10647631018 is an apocalyptic number.

10647631018 is a deficient number, since it is larger than the sum of its proper divisors (5812837622).

10647631018 is a wasteful number, since it uses less digits than its factorization.

10647631018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890901.

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 10647631018 in words is "ten billion, six hundred forty-seven million, six hundred thirty-one thousand, eighteen".