16003557242 has 16 divisors (see below), whose sum is σ = 24788332800. Its totient is φ = 7740959520.

The previous prime is 16003557181. The next prime is 16003557277. The reversal of 16003557242 is 24275530061.

It is a super-2 number, since 2×16003557242² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140609 + ... + 227547.

It is an arithmetic number, because the mean of its divisors is an integer number (1549270800).

Almost surely, 2^16003557242 is an apocalyptic number.

16003557242 is a deficient number, since it is larger than the sum of its proper divisors (8784775558).

16003557242 is a wasteful number, since it uses less digits than its factorization.

16003557242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89941.

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 16003557242 in words is "sixteen billion, three million, five hundred fifty-seven thousand, two hundred forty-two".