1025044607849 has 8 divisors (see below), whose sum is σ = 1069681819200. Its totient is φ = 980413234416.

The previous prime is 1025044607843. The next prime is 1025044607927. The reversal of 1025044607849 is 9487064405201.

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

It is a cyclic number.

It is not a de Polignac number, because 1025044607849 - 2²⁰ = 1025043559273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1025044607797 and 1025044607806.

It is not an unprimeable number, because it can be changed into a prime (1025044607843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1098767 + ... + 1804820.

It is an arithmetic number, because the mean of its divisors is an integer number (133710227400).

Almost surely, 2^{1025044607849} is an apocalyptic number.

It is an amenable number.

1025044607849 is a deficient number, since it is larger than the sum of its proper divisors (44637211351).

1025044607849 is a wasteful number, since it uses less digits than its factorization.

1025044607849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2918959.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 1025044607849 in words is "one trillion, twenty-five billion, forty-four million, six hundred seven thousand, eight hundred forty-nine".