2545606826 has 32 divisors (see below), whose sum is σ = 4663827072. Its totient is φ = 1017192960.

The previous prime is 2545606769. The next prime is 2545606849. The reversal of 2545606826 is 6286065452.

It is a super-2 number, since 2×2545606826² = 12960228225155588552, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24515 + ... + 75446.

It is an arithmetic number, because the mean of its divisors is an integer number (145744596).

Almost surely, 2^2545606826 is an apocalyptic number.

2545606826 is a deficient number, since it is larger than the sum of its proper divisors (2118220246).

2545606826 is a wasteful number, since it uses less digits than its factorization.

2545606826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100094.

The product of its (nonzero) digits is 691200, while the sum is 44.

The square root of 2545606826 is about 50454.0070361116. The cubic root of 2545606826 is about 1365.4121894723.

The spelling of 2545606826 in words is "two billion, five hundred forty-five million, six hundred six thousand, eight hundred twenty-six".