2671357860 has 96 divisors (see below), whose sum is σ = 8344425600. Its totient is φ = 709488000.

The previous prime is 2671357853. The next prime is 2671357861. The reversal of 2671357860 is 687531762.

2671357860 is a `hidden beast` number, since 2 + 6 + 7 + 13 + 578 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (2671357861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125686 + ... + 145394.

It is an arithmetic number, because the mean of its divisors is an integer number (86921100).

Almost surely, 2^2671357860 is an apocalyptic number.

2671357860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2671357860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4172212800).

2671357860 is an abundant number, since it is smaller than the sum of its proper divisors (5673067740).

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

2671357860 is a wasteful number, since it uses less digits than its factorization.

2671357860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19978 (or 19970 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 2671357860 is about 51685.1802744268. The cubic root of 2671357860 is about 1387.5352452698.

The spelling of 2671357860 in words is "two billion, six hundred seventy-one million, three hundred fifty-seven thousand, eight hundred sixty".