1408158775859 has 4 divisors (see below), whose sum is σ = 1536173210040. Its totient is φ = 1280144341680.

The previous prime is 1408158775783. The next prime is 1408158775889. The reversal of 1408158775859 is 9585778518041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1408158775859 is a prime.

It is a super-2 number, since 2×1408158775859² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1408158775889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64007217074 + ... + 64007217095.

It is an arithmetic number, because the mean of its divisors is an integer number (384043302510).

Almost surely, 2^{1408158775859} is an apocalyptic number.

1408158775859 is a deficient number, since it is larger than the sum of its proper divisors (128014434181).

1408158775859 is a wasteful number, since it uses less digits than its factorization.

1408158775859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128014434180.

The product of its (nonzero) digits is 112896000, while the sum is 68.

The spelling of 1408158775859 in words is "one trillion, four hundred eight billion, one hundred fifty-eight million, seven hundred seventy-five thousand, eight hundred fifty-nine".