11433431636 has 24 divisors (see below), whose sum is σ = 22072720320. Its totient is φ = 5138619200.

The previous prime is 11433431609. The next prime is 11433431663. The reversal of 11433431636 is 63613433411.

It is an interprime number because it is at equal distance from previous prime (11433431609) and next prime (11433431663).

It is a junction number, because it is equal to n+sod(n) for n = 11433431596 and 11433431605.

It is a congruent number.

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, 1455920 + ... + 1463751.

It is an arithmetic number, because the mean of its divisors is an integer number (919696680).

Almost surely, 2^11433431636 is an apocalyptic number.

It is an amenable number.

11433431636 is a deficient number, since it is larger than the sum of its proper divisors (10639288684).

11433431636 is a wasteful number, since it uses less digits than its factorization.

11433431636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2919775 (or 2919773 counting only the distinct ones).

The product of its digits is 46656, while the sum is 35.

The spelling of 11433431636 in words is "eleven billion, four hundred thirty-three million, four hundred thirty-one thousand, six hundred thirty-six".