80003814636 has 24 divisors (see below), whose sum is σ = 186688036864. Its totient is φ = 26666156880.

The previous prime is 80003814617. The next prime is 80003814689. The reversal of 80003814636 is 63641830008.

It is a super-2 number, since 2×80003814636² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 80003814594 and 80003814603.

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, 28780 + ... + 401043.

Almost surely, 2^80003814636 is an apocalyptic number.

It is an amenable number.

80003814636 is an abundant number, since it is smaller than the sum of its proper divisors (106684222228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80003814636 is a wasteful number, since it uses less digits than its factorization.

80003814636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445341 (or 445339 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 80003814636 in words is "eighty billion, three million, eight hundred fourteen thousand, six hundred thirty-six".