16436290636 has 12 divisors (see below), whose sum is σ = 30014096112. Its totient is φ = 7860834608.

The previous prime is 16436290609. The next prime is 16436290639. The reversal of 16436290636 is 63609263461.

It is a super-2 number, since 2×16436290636² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (16436290639) 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 3 ways as a sum of consecutive naturals, for example, 89327575 + ... + 89327758.

It is an arithmetic number, because the mean of its divisors is an integer number (2501174676).

Almost surely, 2^16436290636 is an apocalyptic number.

It is an amenable number.

16436290636 is a deficient number, since it is larger than the sum of its proper divisors (13577805476).

16436290636 is a wasteful number, since it uses less digits than its factorization.

16436290636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178655360 (or 178655358 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 46.

The spelling of 16436290636 in words is "sixteen billion, four hundred thirty-six million, two hundred ninety thousand, six hundred thirty-six".