2061856360 has 16 divisors (see below), whose sum is σ = 4639176900. Its totient is φ = 824742528.

The previous prime is 2061856333. The next prime is 2061856387. The reversal of 2061856360 is 636581602.

It is an interprime number because it is at equal distance from previous prime (2061856333) and next prime (2061856387).

It can be written as a sum of positive squares in 2 ways, for example, as 1665129636 + 396726724 = 40806^2 + 19918^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25773165 + ... + 25773244.

Almost surely, 2^2061856360 is an apocalyptic number.

2061856360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2061856360 is an abundant number, since it is smaller than the sum of its proper divisors (2577320540).

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

2061856360 is a wasteful number, since it uses less digits than its factorization.

2061856360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51546420 (or 51546416 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 2061856360 is about 45407.6685153510. The cubic root of 2061856360 is about 1272.7784171099.

The spelling of 2061856360 in words is "two billion, sixty-one million, eight hundred fifty-six thousand, three hundred sixty".