11701172016 has 30 divisors (see below), whose sum is σ = 32747030420. Its totient is φ = 3900390624.

The previous prime is 11701172003. The next prime is 11701172017. The reversal of 11701172016 is 61027110711.

It is not an unprimeable number, because it can be changed into a prime (11701172017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40628926 + ... + 40629213.

Almost surely, 2^11701172016 is an apocalyptic number.

11701172016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11701172016 is an abundant number, since it is smaller than the sum of its proper divisors (21045858404).

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

11701172016 is a wasteful number, since it uses less digits than its factorization.

11701172016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81258153 (or 81258144 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 27.

Adding to 11701172016 its reverse (61027110711), we get a palindrome (72728282727).

The spelling of 11701172016 in words is "eleven billion, seven hundred one million, one hundred seventy-two thousand, sixteen".