6554158925 has 12 divisors (see below), whose sum is σ = 8150454900. Its totient is φ = 5228296320.

The previous prime is 6554158909. The next prime is 6554158931. The reversal of 6554158925 is 5298514556.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 61183684 + 6492975241 = 7822^2 + 80579^2 .

It is not a de Polignac number, because 6554158925 - 2⁴ = 6554158909 is a prime.

It is a congruent number.

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, 366872 + ... + 384321.

It is an arithmetic number, because the mean of its divisors is an integer number (679204575).

Almost surely, 2^6554158925 is an apocalyptic number.

It is an amenable number.

6554158925 is a deficient number, since it is larger than the sum of its proper divisors (1596295975).

6554158925 is a wasteful number, since it uses less digits than its factorization.

6554158925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751552 (or 751547 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 50.

The square root of 6554158925 is about 80957.7601283534. The cubic root of 6554158925 is about 1871.4245510290.

The spelling of 6554158925 in words is "six billion, five hundred fifty-four million, one hundred fifty-eight thousand, nine hundred twenty-five".