1616502260 has 12 divisors (see below), whose sum is σ = 3394654788. Its totient is φ = 646600896.

The previous prime is 1616502259. The next prime is 1616502289. The reversal of 1616502260 is 622056161.

It can be written as a sum of positive squares in 2 ways, for example, as 1207006564 + 409495696 = 34742^2 + 20236^2 .

It is a super-2 number, since 2×1616502260² = 5226159113170215200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40412537 + ... + 40412576.

It is an arithmetic number, because the mean of its divisors is an integer number (282887899).

Almost surely, 2^1616502260 is an apocalyptic number.

1616502260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1616502260 is an abundant number, since it is smaller than the sum of its proper divisors (1778152528).

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

1616502260 is a wasteful number, since it uses less digits than its factorization.

1616502260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80825122 (or 80825120 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1616502260 is about 40205.7490913924. The cubic root of 1616502260 is about 1173.6144246986.

The spelling of 1616502260 in words is "one billion, six hundred sixteen million, five hundred two thousand, two hundred sixty".