14015402816 has 56 divisors (see below), whose sum is σ = 28152693504. Its totient is φ = 6922160640.

The previous prime is 14015402809. The next prime is 14015402861. The reversal of 14015402816 is 61820451041.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2838686 + ... + 2843618.

Almost surely, 2^14015402816 is an apocalyptic number.

14015402816 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 14015402816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14076346752).

14015402816 is an abundant number, since it is smaller than the sum of its proper divisors (14137290688).

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

14015402816 is a wasteful number, since it uses less digits than its factorization.

14015402816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5479 (or 5469 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

Adding to 14015402816 its reverse (61820451041), we get a palindrome (75835853857).

The spelling of 14015402816 in words is "fourteen billion, fifteen million, four hundred two thousand, eight hundred sixteen".