13950667776 has 44 divisors (see below), whose sum is σ = 37183623992. Its totient is φ = 4650221568.

The previous prime is 13950667769. The next prime is 13950667777. The reversal of 13950667776 is 67776605931.

It is a super-2 number, since 2×13950667776² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13950667777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2267545 + ... + 2273688.

Almost surely, 2^13950667776 is an apocalyptic number.

13950667776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13950667776 is an abundant number, since it is smaller than the sum of its proper divisors (23232956216).

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

13950667776 is an equidigital number, since it uses as much as digits as its factorization.

13950667776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4541256 (or 4541238 counting only the distinct ones).

The product of its (nonzero) digits is 10001880, while the sum is 57.

The spelling of 13950667776 in words is "thirteen billion, nine hundred fifty million, six hundred sixty-seven thousand, seven hundred seventy-six".