1405455968087 has 8 divisors (see below), whose sum is σ = 1406373308736. Its totient is φ = 1404538762752.

The previous prime is 1405455968069. The next prime is 1405455968107. The reversal of 1405455968087 is 7808695545041.

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 1405455968087 - 2¹⁸ = 1405455705943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1405455968017) 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, 28193138 + ... + 28242944.

It is an arithmetic number, because the mean of its divisors is an integer number (175796663592).

Almost surely, 2^{1405455968087} is an apocalyptic number.

1405455968087 is a deficient number, since it is larger than the sum of its proper divisors (917340649).

1405455968087 is a wasteful number, since it uses less digits than its factorization.

1405455968087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67657.

The product of its (nonzero) digits is 48384000, while the sum is 62.

The spelling of 1405455968087 in words is "one trillion, four hundred five billion, four hundred fifty-five million, nine hundred sixty-eight thousand, eighty-seven".