16143102415440 has 480 divisors, whose sum is σ = 72790719595776. Its totient is φ = 3096379146240.

The previous prime is 16143102415421. The next prime is 16143102415441. The reversal of 16143102415440 is 4451420134161.

16143102415440 is a `hidden beast` number, since 1 + 6 + 1 + 4 + 3 + 102 + 4 + 1 + 544 + 0 = 666.

16143102415440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 16143102415395 and 16143102415404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16143102415441) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10478569 + ... + 11920008.

Almost surely, 2^{16143102415440} is an apocalyptic number.

16143102415440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16143102415440 is an abundant number, since it is smaller than the sum of its proper divisors (56647617180336).

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

16143102415440 is a wasteful number, since it uses less digits than its factorization.

16143102415440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22398627 (or 22398618 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 16143102415440 in words is "sixteen trillion, one hundred forty-three billion, one hundred two million, four hundred fifteen thousand, four hundred forty".