1652216016 has 80 divisors (see below), whose sum is σ = 4691985408. Its totient is φ = 496828800.

The previous prime is 1652215979. The next prime is 1652216057. The reversal of 1652216016 is 6106122561.

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, 57225 + ... + 81111.

Almost surely, 2^1652216016 is an apocalyptic number.

1652216016 is a gapful number since it is divisible by the number (16) 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 1652216016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2345992704).

1652216016 is an abundant number, since it is smaller than the sum of its proper divisors (3039769392).

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

1652216016 is a wasteful number, since it uses less digits than its factorization.

1652216016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24040 (or 24034 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1652216016 is about 40647.4601420556. The cubic root of 1652216016 is about 1182.1945219409.

Adding to 1652216016 its reverse (6106122561), we get a palindrome (7758338577).

The spelling of 1652216016 in words is "one billion, six hundred fifty-two million, two hundred sixteen thousand, sixteen".