1607125400625 has 20 divisors (see below), whose sum is σ = 2677685203952. Its totient is φ = 857133546000.

The previous prime is 1607125400597. The next prime is 1607125400663. The reversal of 1607125400625 is 5260045217061.

It is not a de Polignac number, because 1607125400625 - 2¹⁰ = 1607125399601 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 (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 428564899 + ... + 428568648.

Almost surely, 2^{1607125400625} is an apocalyptic number.

1607125400625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1607125400625 is a deficient number, since it is larger than the sum of its proper divisors (1070559803327).

1607125400625 is an frugal number, since it uses more digits than its factorization.

1607125400625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857133570 (or 857133555 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 1607125400625 in words is "one trillion, six hundred seven billion, one hundred twenty-five million, four hundred thousand, six hundred twenty-five".