2601896654242 has 16 divisors (see below), whose sum is σ = 3904295266872. Its totient is φ = 1300464990720.

The previous prime is 2601896654191. The next prime is 2601896654261. The reversal of 2601896654242 is 2424566981062.

It can be written as a sum of positive squares in 4 ways, for example, as 2538346781961 + 63549872281 = 1593219^2 + 252091^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 80405938 + ... + 80438290.

Almost surely, 2^{2601896654242} is an apocalyptic number.

2601896654242 is a deficient number, since it is larger than the sum of its proper divisors (1302398612630).

2601896654242 is a wasteful number, since it uses less digits than its factorization.

2601896654242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46053.

The product of its (nonzero) digits is 9953280, while the sum is 55.

The spelling of 2601896654242 in words is "two trillion, six hundred one billion, eight hundred ninety-six million, six hundred fifty-four thousand, two hundred forty-two".