6650134425 has 180 divisors, whose sum is σ = 14199845616. Its totient is φ = 3050913600.

The previous prime is 6650134397. The next prime is 6650134429. The reversal of 6650134425 is 5244310566.

It is not a de Polignac number, because 6650134425 - 2¹⁵ = 6650101657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6650134425.

It is not an unprimeable number, because it can be changed into a prime (6650134429) by changing a digit.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 8040862 + ... + 8041688.

Almost surely, 2^6650134425 is an apocalyptic number.

It is an amenable number.

6650134425 is an abundant number, since it is smaller than the sum of its proper divisors (7549711191).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6650134425 is a wasteful number, since it uses less digits than its factorization.

6650134425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898 (or 865 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 6650134425 is about 81548.3563598924. The cubic root of 6650134425 is about 1880.5150264864.

The spelling of 6650134425 in words is "six billion, six hundred fifty million, one hundred thirty-four thousand, four hundred twenty-five".