16261042664426 has 64 divisors (see below), whose sum is σ = 28876637306880. Its totient is φ = 6723403652160.

The previous prime is 16261042664371. The next prime is 16261042664431. The reversal of 16261042664426 is 62446624016261.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31609811 + ... + 32120121.

It is an arithmetic number, because the mean of its divisors is an integer number (451197457920).

Almost surely, 2^{16261042664426} is an apocalyptic number.

16261042664426 is a deficient number, since it is larger than the sum of its proper divisors (12615594642454).

16261042664426 is a wasteful number, since it uses less digits than its factorization.

16261042664426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511059.

The product of its (nonzero) digits is 3981312, while the sum is 50.

The spelling of 16261042664426 in words is "sixteen trillion, two hundred sixty-one billion, forty-two million, six hundred sixty-four thousand, four hundred twenty-six".