16020002376 has 144 divisors (see below), whose sum is σ = 51327291600. Its totient is φ = 4499506368.

The previous prime is 16020002359. The next prime is 16020002387. The reversal of 16020002376 is 67320002061.

It is a happy number.

It is a super-2 number, since 2×16020002376² (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 35 ways as a sum of consecutive naturals, for example, 169671 + ... + 246633.

It is an arithmetic number, because the mean of its divisors is an integer number (356439525).

Almost surely, 2^16020002376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16020002376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25663645800).

16020002376 is an abundant number, since it is smaller than the sum of its proper divisors (35307289224).

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

16020002376 is a wasteful number, since it uses less digits than its factorization.

16020002376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77048 (or 77034 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The spelling of 16020002376 in words is "sixteen billion, twenty million, two thousand, three hundred seventy-six".