13402143400987 has 8 divisors (see below), whose sum is σ = 15390021130560. Its totient is φ = 11542515847560.

The previous prime is 13402143400967. The next prime is 13402143401021. The reversal of 13402143400987 is 78900434120431.

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

It is a cyclic number.

It is not a de Polignac number, because 13402143400987 - 2¹⁹ = 13402142876699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13402143400957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32062543813 + ... + 32062544230.

It is an arithmetic number, because the mean of its divisors is an integer number (1923752641320).

Almost surely, 2^{13402143400987} is an apocalyptic number.

13402143400987 is a deficient number, since it is larger than the sum of its proper divisors (1987877729573).

13402143400987 is a wasteful number, since it uses less digits than its factorization.

13402143400987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64125088073.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 13402143400987 in words is "thirteen trillion, four hundred two billion, one hundred forty-three million, four hundred thousand, nine hundred eighty-seven".