1625314604755 has 4 divisors (see below), whose sum is σ = 1950377525712. Its totient is φ = 1300251683800.

The previous prime is 1625314604663. The next prime is 1625314604783. The reversal of 1625314604755 is 5574064135261.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1625314604755 - 2²⁷ = 1625180387027 is a prime.

It is a super-2 number, since 2×1625314604755² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1625314604699 and 1625314604708.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 162531460471 + ... + 162531460480.

It is an arithmetic number, because the mean of its divisors is an integer number (487594381428).

Almost surely, 2^{1625314604755} is an apocalyptic number.

1625314604755 is a deficient number, since it is larger than the sum of its proper divisors (325062920957).

1625314604755 is an equidigital number, since it uses as much as digits as its factorization.

1625314604755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325062920956.

The product of its (nonzero) digits is 3024000, while the sum is 49.

The spelling of 1625314604755 in words is "one trillion, six hundred twenty-five billion, three hundred fourteen million, six hundred four thousand, seven hundred fifty-five".