1625313750663 has 16 divisors (see below), whose sum is σ = 2275271959680. Its totient is φ = 1030564350816.

The previous prime is 1625313750617. The next prime is 1625313750667. The reversal of 1625313750663 is 3660573135261.

It is not a de Polignac number, because 1625313750663 - 2²⁸ = 1625045315207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1625313750667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139410345 + ... + 139422002.

It is an arithmetic number, because the mean of its divisors is an integer number (142204497480).

Almost surely, 2^{1625313750663} is an apocalyptic number.

1625313750663 is a deficient number, since it is larger than the sum of its proper divisors (649958209017).

1625313750663 is a wasteful number, since it uses less digits than its factorization.

1625313750663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278832446.

The product of its (nonzero) digits is 2041200, while the sum is 48.

The spelling of 1625313750663 in words is "one trillion, six hundred twenty-five billion, three hundred thirteen million, seven hundred fifty thousand, six hundred sixty-three".