16210000442 has 16 divisors (see below), whose sum is σ = 25598959200. Its totient is φ = 7677154800.

The previous prime is 16210000397. The next prime is 16210000447. The reversal of 16210000442 is 24400001261.

It is a super-2 number, since 2×16210000442² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16210000447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222809 + ... + 286467.

It is an arithmetic number, because the mean of its divisors is an integer number (1599934950).

Almost surely, 2^16210000442 is an apocalyptic number.

It is a pronic number, being equal to 127318×127319.

16210000442 is a deficient number, since it is larger than the sum of its proper divisors (9388958758).

16210000442 is a wasteful number, since it uses less digits than its factorization.

16210000442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70381.

The product of its (nonzero) digits is 384, while the sum is 20.

The spelling of 16210000442 in words is "sixteen billion, two hundred ten million, four hundred forty-two", and thus it is an aban number.