14154997776 has 80 divisors (see below), whose sum is σ = 38921223168. Its totient is φ = 4417484800.

The previous prime is 14154997729. The next prime is 14154997781. The reversal of 14154997776 is 67779945141.

It is a happy 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, 110446 + ... + 201266.

Almost surely, 2^14154997776 is an apocalyptic number.

14154997776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14154997776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19460611584).

14154997776 is an abundant number, since it is smaller than the sum of its proper divisors (24766225392).

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

14154997776 is a wasteful number, since it uses less digits than its factorization.

14154997776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91040 (or 91034 counting only the distinct ones).

The product of its digits is 13335840, while the sum is 60.

The spelling of 14154997776 in words is "fourteen billion, one hundred fifty-four million, nine hundred ninety-seven thousand, seven hundred seventy-six".