616003223520 has 48 divisors (see below), whose sum is σ = 1940410155600. Its totient is φ = 164267526144.

The previous prime is 616003223501. The next prime is 616003223531. The reversal of 616003223520 is 25322300616.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641669545 + ... + 641670504.

It is an arithmetic number, because the mean of its divisors is an integer number (40425211575).

Almost surely, 2^616003223520 is an apocalyptic number.

616003223520 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

616003223520 is an abundant number, since it is smaller than the sum of its proper divisors (1324406932080).

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

616003223520 is a wasteful number, since it uses less digits than its factorization.

616003223520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283340067 (or 1283340059 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 616003223520 in words is "six hundred sixteen billion, three million, two hundred twenty-three thousand, five hundred twenty".