11677661436 has 48 divisors (see below), whose sum is σ = 32144967680. Its totient is φ = 3228845760.

The previous prime is 11677661423. The next prime is 11677661491. The reversal of 11677661436 is 63416677611.

It is a super-2 number, since 2×11677661436² (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2239651 + ... + 2244858.

Almost surely, 2^11677661436 is an apocalyptic number.

It is an amenable number.

11677661436 is an abundant number, since it is smaller than the sum of its proper divisors (20467306244).

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

11677661436 is a wasteful number, since it uses less digits than its factorization.

11677661436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4484554 (or 4484552 counting only the distinct ones).

The product of its digits is 762048, while the sum is 48.

The spelling of 11677661436 in words is "eleven billion, six hundred seventy-seven million, six hundred sixty-one thousand, four hundred thirty-six".