11434566680 has 16 divisors (see below), whose sum is σ = 25727775120. Its totient is φ = 4573826656.

The previous prime is 11434566677. The next prime is 11434566701. The reversal of 11434566680 is 8666543411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142932044 + ... + 142932123.

It is an arithmetic number, because the mean of its divisors is an integer number (1607985945).

Almost surely, 2^11434566680 is an apocalyptic number.

11434566680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11434566680 is an abundant number, since it is smaller than the sum of its proper divisors (14293208440).

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

11434566680 is a wasteful number, since it uses less digits than its factorization.

11434566680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285864178 (or 285864174 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 11434566680 in words is "eleven billion, four hundred thirty-four million, five hundred sixty-six thousand, six hundred eighty".