1552725625 has 40 divisors (see below), whose sum is σ = 2147162688. Its totient is φ = 1113000000.

The previous prime is 1552725623. The next prime is 1552725631. The reversal of 1552725625 is 5265272551.

It is not a de Polignac number, because 1552725625 - 2¹ = 1552725623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552725623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 486535 + ... + 489715.

Almost surely, 2^1552725625 is an apocalyptic number.

It is an amenable number.

1552725625 is a deficient number, since it is larger than the sum of its proper divisors (594437063).

1552725625 is an equidigital number, since it uses as much as digits as its factorization.

1552725625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283 (or 3268 counting only the distinct ones).

The product of its digits is 210000, while the sum is 40.

The square root of 1552725625 is about 39404.6396379919. The cubic root of 1552725625 is about 1157.9724850605.

The spelling of 1552725625 in words is "one billion, five hundred fifty-two million, seven hundred twenty-five thousand, six hundred twenty-five".