1025425203149 has 16 divisors (see below), whose sum is σ = 1092324087360. Its totient is φ = 959260512000.

The previous prime is 1025425203113. The next prime is 1025425203181. The reversal of 1025425203149 is 9413025245201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1025425203149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025425203199) 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 15 ways as a sum of consecutive naturals, for example, 10949774 + ... + 11043024.

It is an arithmetic number, because the mean of its divisors is an integer number (68270255460).

Almost surely, 2^{1025425203149} is an apocalyptic number.

It is an amenable number.

1025425203149 is a deficient number, since it is larger than the sum of its proper divisors (66898884211).

1025425203149 is a wasteful number, since it uses less digits than its factorization.

1025425203149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97180.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 1025425203149 in words is "one trillion, twenty-five billion, four hundred twenty-five million, two hundred three thousand, one hundred forty-nine".