1667153225325 has 48 divisors (see below), whose sum is σ = 3158437767680. Its totient is φ = 760116208320.

The previous prime is 1667153225321. The next prime is 1667153225327. The reversal of 1667153225325 is 5235223517661.

It is not a de Polignac number, because 1667153225325 - 2² = 1667153225321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1667153225321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3990379 + ... + 4388328.

Almost surely, 2^{1667153225325} is an apocalyptic number.

1667153225325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1667153225325 is a deficient number, since it is larger than the sum of its proper divisors (1491284542355).

1667153225325 is a wasteful number, since it uses less digits than its factorization.

1667153225325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8379106 (or 8379101 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 48.

The spelling of 1667153225325 in words is "one trillion, six hundred sixty-seven billion, one hundred fifty-three million, two hundred twenty-five thousand, three hundred twenty-five".