2124556604225 has 12 divisors (see below), whose sum is σ = 2873945661360. Its totient is φ = 1545132075600.

The previous prime is 2124556604207. The next prime is 2124556604257. The reversal of 2124556604225 is 5224066554212.

It is not a de Polignac number, because 2124556604225 - 2³⁰ = 2123482862401 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3862829915 + ... + 3862830464.

It is an arithmetic number, because the mean of its divisors is an integer number (239495471780).

Almost surely, 2^{2124556604225} is an apocalyptic number.

2124556604225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2124556604225 is a deficient number, since it is larger than the sum of its proper divisors (749389057135).

2124556604225 is a wasteful number, since it uses less digits than its factorization.

2124556604225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7725660400 (or 7725660395 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 2124556604225 in words is "two trillion, one hundred twenty-four billion, five hundred fifty-six million, six hundred four thousand, two hundred twenty-five".