2600002445 has 4 divisors (see below), whose sum is σ = 3120002940. Its totient is φ = 2080001952.

The previous prime is 2600002429. The next prime is 2600002481. The reversal of 2600002445 is 5442000062.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1877575561 + 722426884 = 43331^2 + 26878^2 .

It is a cyclic number.

It is not a de Polignac number, because 2600002445 - 2⁴ = 2600002429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2600002445.

It is a congruent 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, 260000240 + ... + 260000249.

It is an arithmetic number, because the mean of its divisors is an integer number (780000735).

Almost surely, 2^2600002445 is an apocalyptic number.

It is an amenable number.

2600002445 is a deficient number, since it is larger than the sum of its proper divisors (520000495).

2600002445 is an equidigital number, since it uses as much as digits as its factorization.

2600002445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520000494.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2600002445 is about 50990.2191111197. The cubic root of 2600002445 is about 1375.0692981052.

The spelling of 2600002445 in words is "two billion, six hundred million, two thousand, four hundred forty-five".