16002021360 has 160 divisors (see below), whose sum is σ = 55264587840. Its totient is φ = 3803111424.

The previous prime is 16002021317. The next prime is 16002021383. The reversal of 16002021360 is 6312020061.

It is a happy number.

It is a congruent number.

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, 2052 + ... + 178908.

It is an arithmetic number, because the mean of its divisors is an integer number (345403674).

Almost surely, 2^16002021360 is an apocalyptic number.

16002021360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16002021360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27632293920).

16002021360 is an abundant number, since it is smaller than the sum of its proper divisors (39262566480).

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

16002021360 is a wasteful number, since it uses less digits than its factorization.

16002021360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176915 (or 176909 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The spelling of 16002021360 in words is "sixteen billion, two million, twenty-one thousand, three hundred sixty".