16401251414 has 8 divisors (see below), whose sum is σ = 25005186768. Its totient is φ = 8066189160.

The previous prime is 16401251413. The next prime is 16401251423. The reversal of 16401251414 is 41415210461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16401251413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67218122 + ... + 67218365.

It is an arithmetic number, because the mean of its divisors is an integer number (3125648346).

Almost surely, 2^16401251414 is an apocalyptic number.

16401251414 is a deficient number, since it is larger than the sum of its proper divisors (8603935354).

16401251414 is a wasteful number, since it uses less digits than its factorization.

16401251414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134436550.

The product of its (nonzero) digits is 3840, while the sum is 29.

Adding to 16401251414 its reverse (41415210461), we get a palindrome (57816461875).

The spelling of 16401251414 in words is "sixteen billion, four hundred one million, two hundred fifty-one thousand, four hundred fourteen".