16564141742 has 4 divisors (see below), whose sum is σ = 24846212616. Its totient is φ = 8282070870.

The previous prime is 16564141739. The next prime is 16564141807. The reversal of 16564141742 is 24714146561.

16564141742 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24714146561 = 13 ⋅1901088197.

It is a self number, because there is not a number n which added to its sum of digits gives 16564141742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4141035434 + ... + 4141035437.

It is an arithmetic number, because the mean of its divisors is an integer number (6211553154).

Almost surely, 2^16564141742 is an apocalyptic number.

16564141742 is a deficient number, since it is larger than the sum of its proper divisors (8282070874).

16564141742 is an equidigital number, since it uses as much as digits as its factorization.

16564141742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8282070873.

The product of its digits is 161280, while the sum is 41.

The spelling of 16564141742 in words is "sixteen billion, five hundred sixty-four million, one hundred forty-one thousand, seven hundred forty-two".