1602001016 has 64 divisors (see below), whose sum is σ = 3824686080. Its totient is φ = 610865280.

The previous prime is 1602001007. The next prime is 1602001031. The reversal of 1602001016 is 6101002061.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1602000985 and 1602001003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1286 + ... + 56618.

It is an arithmetic number, because the mean of its divisors is an integer number (59760720).

Almost surely, 2^1602001016 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 1602001016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1912343040).

1602001016 is an abundant number, since it is smaller than the sum of its proper divisors (2222685064).

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

1602001016 is a wasteful number, since it uses less digits than its factorization.

1602001016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55404 (or 55400 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1602001016 is about 40025.0048844469. The cubic root of 1602001016 is about 1170.0944760196.

Adding to 1602001016 its reverse (6101002061), we get a palindrome (7703003077).

The spelling of 1602001016 in words is "one billion, six hundred two million, one thousand, sixteen".