201610015620 has 96 divisors (see below), whose sum is σ = 611115079680. Its totient is φ = 49367216640.

The previous prime is 201610015601. The next prime is 201610015661. The reversal of 201610015620 is 26510016102.

201610015620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 527655 + ... + 825614.

It is an arithmetic number, because the mean of its divisors is an integer number (6365782080).

Almost surely, 2^201610015620 is an apocalyptic number.

201610015620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201610015620 is an abundant number, since it is smaller than the sum of its proper divisors (409505064060).

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

201610015620 is a wasteful number, since it uses less digits than its factorization.

201610015620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353485 (or 1353483 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The spelling of 201610015620 in words is "two hundred one billion, six hundred ten million, fifteen thousand, six hundred twenty".