616058020 has 24 divisors (see below), whose sum is σ = 1338334200. Its totient is φ = 237925632.

The previous prime is 616057997. The next prime is 616058063. The reversal of 616058020 is 20850616.

It can be written as a sum of positive squares in 4 ways, for example, as 160833124 + 455224896 = 12682^2 + 21336^2 .

It is a super-4 number, since 4×616058020⁴ (a number of 36 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 616058020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 530505 + ... + 531664.

It is an arithmetic number, because the mean of its divisors is an integer number (55763925).

Almost surely, 2^616058020 is an apocalyptic number.

It is an amenable number.

616058020 is an abundant number, since it is smaller than the sum of its proper divisors (722276180).

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

616058020 is a wasteful number, since it uses less digits than its factorization.

616058020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062207 (or 1062205 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 616058020 is about 24820.5161106694. The cubic root of 616058020 is about 850.8908860043.

The spelling of 616058020 in words is "six hundred sixteen million, fifty-eight thousand, twenty".