806574629025 has 81 divisors (see below), whose sum is σ = 1588229113107. Its totient is φ = 390994639200.

The previous prime is 806574628969. The next prime is 806574629027. The reversal of 806574629025 is 520926475608.

The square root of 806574629025 is 898095.

It is a perfect power (a square), and thus also a powerful number.

806574629025 is a `hidden beast` number, since 8 + 0 + 6 + 5 + 7 + 4 + 629 + 0 + 2 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 290366866449 + 516207762576 = 538857^2 + 718476^2 .

It is not a de Polignac number, because 806574629025 - 2⁷ = 806574628897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (806574629027) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 148182954 + ... + 148188396.

Almost surely, 2^806574629025 is an apocalyptic number.

806574629025 is the 898095-th square number.

806574629025 is the 449048-th centered octagonal number.

It is an amenable number.

806574629025 is a deficient number, since it is larger than the sum of its proper divisors (781654484082).

806574629025 is an equidigital number, since it uses as much as digits as its factorization.

806574629025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10924 (or 5462 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 806574629025 in words is "eight hundred six billion, five hundred seventy-four million, six hundred twenty-nine thousand, twenty-five".