1625034380899 has 2 divisors, whose sum is σ = 1625034380900. Its totient is φ = 1625034380898.

The previous prime is 1625034380891. The next prime is 1625034380911. The reversal of 1625034380899 is 9980834305261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1625034380899 - 2³ = 1625034380891 is a prime.

It is not a weakly prime, because it can be changed into another prime (1625034380891) 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 as a sum of consecutive naturals, namely, 812517190449 + 812517190450.

It is an arithmetic number, because the mean of its divisors is an integer number (812517190450).

Almost surely, 2^{1625034380899} is an apocalyptic number.

1625034380899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1625034380899 is an equidigital number, since it uses as much as digits as its factorization.

1625034380899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 1625034380899 in words is "one trillion, six hundred twenty-five billion, thirty-four million, three hundred eighty thousand, eight hundred ninety-nine".