3620016855 has 96 divisors (see below), whose sum is σ = 7880745600. Its totient is φ = 1527482880.

The previous prime is 3620016821. The next prime is 3620016859. The reversal of 3620016855 is 5586100263.

It is not a de Polignac number, because 3620016855 - 2¹¹ = 3620014807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3620016859) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 191635 + ... + 209675.

It is an arithmetic number, because the mean of its divisors is an integer number (82091100).

Almost surely, 2^3620016855 is an apocalyptic number.

3620016855 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3620016855 is an abundant number, since it is smaller than the sum of its proper divisors (4260728745).

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

3620016855 is a wasteful number, since it uses less digits than its factorization.

3620016855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18086 (or 18069 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 3620016855 is about 60166.5758955917. The cubic root of 3620016855 is about 1535.4541911946.

The spelling of 3620016855 in words is "three billion, six hundred twenty million, sixteen thousand, eight hundred fifty-five".