2600945994 has 8 divisors (see below), whose sum is σ = 5201892000. Its totient is φ = 866981996.

The previous prime is 2600945947. The next prime is 2600946001. The reversal of 2600945994 is 4995490062.

It is a sphenic number, since it is the product of 3 distinct primes.

2600945994 is an admirable number.

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, 216745494 + ... + 216745505.

It is an arithmetic number, because the mean of its divisors is an integer number (650236500).

Almost surely, 2^2600945994 is an apocalyptic number.

2600945994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2600945994 is a wasteful number, since it uses less digits than its factorization.

2600945994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433491004.

The product of its (nonzero) digits is 699840, while the sum is 48.

The square root of 2600945994 is about 50999.4705266633. The cubic root of 2600945994 is about 1375.2356169672.

The spelling of 2600945994 in words is "two billion, six hundred million, nine hundred forty-five thousand, nine hundred ninety-four".