2722663029825 has 60 divisors (see below), whose sum is σ = 5045267801068. Its totient is φ = 1451524147200.

The previous prime is 2722663029799. The next prime is 2722663029869. The reversal of 2722663029825 is 5289203662272.

It is a happy number.

2722663029825 is a `hidden beast` number, since 2 + 7 + 226 + 6 + 302 + 98 + 25 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 219420106929 + 2503242922896 = 468423^2 + 1582164^2 .

It is not a de Polignac number, because 2722663029825 - 2¹² = 2722663025729 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 4991565 + ... + 5510085.

Almost surely, 2^{2722663029825} is an apocalyptic number.

2722663029825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2722663029825 is a deficient number, since it is larger than the sum of its proper divisors (2322604771243).

2722663029825 is a wasteful number, since it uses less digits than its factorization.

2722663029825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521136 (or 521122 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 2722663029825 in words is "two trillion, seven hundred twenty-two billion, six hundred sixty-three million, twenty-nine thousand, eight hundred twenty-five".