2661246204 has 48 divisors (see below), whose sum is σ = 6370721280. Its totient is φ = 864127360.

The previous prime is 2661246193. The next prime is 2661246233. The reversal of 2661246204 is 4026421662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349987 + ... + 357509.

It is an arithmetic number, because the mean of its divisors is an integer number (132723360).

Almost surely, 2^2661246204 is an apocalyptic number.

It is an amenable number.

2661246204 is an abundant number, since it is smaller than the sum of its proper divisors (3709475076).

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

2661246204 is a wasteful number, since it uses less digits than its factorization.

2661246204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8290 (or 8288 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 2661246204 is about 51587.2678477936. The cubic root of 2661246204 is about 1385.7823266329.

Adding to 2661246204 its reverse (4026421662), we get a palindrome (6687667866).

It can be divided in two parts, 2661 and 246204, that added together give a triangular number (248865 = T₇₀₅).

The spelling of 2661246204 in words is "two billion, six hundred sixty-one million, two hundred forty-six thousand, two hundred four".