1625173423052 has 24 divisors (see below), whose sum is σ = 2913758350272. Its totient is φ = 792675632000.

The previous prime is 1625173423037. The next prime is 1625173423057. The reversal of 1625173423052 is 2503243715261.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (1625173423057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 855677 + ... + 1995627.

It is an arithmetic number, because the mean of its divisors is an integer number (121406597928).

Almost surely, 2^{1625173423052} is an apocalyptic number.

It is an amenable number.

1625173423052 is a deficient number, since it is larger than the sum of its proper divisors (1288584927220).

1625173423052 is a wasteful number, since it uses less digits than its factorization.

1625173423052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148689 (or 1148687 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 1625173423052 in words is "one trillion, six hundred twenty-five billion, one hundred seventy-three million, four hundred twenty-three thousand, fifty-two".