3561558459406 has 8 divisors (see below), whose sum is σ = 5351928961320. Its totient is φ = 1777582138968.

The previous prime is 3561558459341. The next prime is 3561558459443. The reversal of 3561558459406 is 6049548551653.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1598543976 + ... + 1598546203.

It is an arithmetic number, because the mean of its divisors is an integer number (668991120165).

Almost surely, 2^{3561558459406} is an apocalyptic number.

3561558459406 is a deficient number, since it is larger than the sum of its proper divisors (1790370501914).

3561558459406 is a wasteful number, since it uses less digits than its factorization.

3561558459406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3197090738.

The product of its (nonzero) digits is 77760000, while the sum is 61.

The spelling of 3561558459406 in words is "three trillion, five hundred sixty-one billion, five hundred fifty-eight million, four hundred fifty-nine thousand, four hundred six".