2600200040 has 16 divisors (see below), whose sum is σ = 5850450180. Its totient is φ = 1040080000.

The previous prime is 2600200037. The next prime is 2600200069. The reversal of 2600200040 is 400020062.

It can be written as a sum of positive squares in 2 ways, for example, as 2448072484 + 152127556 = 49478^2 + 12334^2 .

It is a super-2 number, since 2×2600200040² = 13522080496032003200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2600199988 and 2600200024.

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, 32502461 + ... + 32502540.

Almost surely, 2^2600200040 is an apocalyptic number.

2600200040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2600200040 is an abundant number, since it is smaller than the sum of its proper divisors (3250250140).

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

2600200040 is a wasteful number, since it uses less digits than its factorization.

2600200040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65005012 (or 65005008 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2600200040 is about 50992.1566517832. The cubic root of 2600200040 is about 1375.1041313975.

The spelling of 2600200040 in words is "two billion, six hundred million, two hundred thousand, forty".