616002221652 has 24 divisors (see below), whose sum is σ = 1437817554432. Its totient is φ = 205265640000.

The previous prime is 616002221587. The next prime is 616002221677. The reversal of 616002221652 is 256122200616.

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, 8516724 + ... + 8588747.

It is an arithmetic number, because the mean of its divisors is an integer number (59909064768).

Almost surely, 2^616002221652 is an apocalyptic number.

It is an amenable number.

616002221652 is an abundant number, since it is smaller than the sum of its proper divisors (821815332780).

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

616002221652 is a wasteful number, since it uses less digits than its factorization.

616002221652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17108479 (or 17108477 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 616002221652 in words is "six hundred sixteen billion, two million, two hundred twenty-one thousand, six hundred fifty-two".