1025616664027 has 8 divisors (see below), whose sum is σ = 1095208007040. Its totient is φ = 958307004480.

The previous prime is 1025616663971. The next prime is 1025616664031. The reversal of 1025616664027 is 7204666165201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1025616664027 - 2³⁹ = 475860850139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1025616664057) 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, 570419938 + ... + 570421735.

It is an arithmetic number, because the mean of its divisors is an integer number (136901000880).

Almost surely, 2^{1025616664027} is an apocalyptic number.

1025616664027 is a deficient number, since it is larger than the sum of its proper divisors (69591343013).

1025616664027 is a wasteful number, since it uses less digits than its factorization.

1025616664027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140841733.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 1025616664027 in words is "one trillion, twenty-five billion, six hundred sixteen million, six hundred sixty-four thousand, twenty-seven".