16361535534 has 32 divisors (see below), whose sum is σ = 33271409184. Its totient is φ = 5362519680.

The previous prime is 16361535521. The next prime is 16361535581. The reversal of 16361535534 is 43553516361.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1316172 + ... + 1328544.

It is an arithmetic number, because the mean of its divisors is an integer number (1039731537).

Almost surely, 2^16361535534 is an apocalyptic number.

16361535534 is an abundant number, since it is smaller than the sum of its proper divisors (16909873650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16361535534 is a wasteful number, since it uses less digits than its factorization.

16361535534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16052.

The product of its digits is 486000, while the sum is 42.

The spelling of 16361535534 in words is "sixteen billion, three hundred sixty-one million, five hundred thirty-five thousand, five hundred thirty-four".