1045020026525 has 12 divisors (see below), whose sum is σ = 1304521648500. Its totient is φ = 830405172480.

The previous prime is 1045020026497. The next prime is 1045020026549. The reversal of 1045020026525 is 5256200205401.

It can be written as a sum of positive squares in 6 ways, for example, as 483750852484 + 561269174041 = 695522^2 + 749179^2 .

It is not a de Polignac number, because 1045020026525 - 2¹⁶ = 1045019960989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1045020026491 and 1045020026500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140267420 + ... + 140274869.

It is an arithmetic number, because the mean of its divisors is an integer number (108710137375).

Almost surely, 2^{1045020026525} is an apocalyptic number.

It is an amenable number.

1045020026525 is a deficient number, since it is larger than the sum of its proper divisors (259501621975).

1045020026525 is a wasteful number, since it uses less digits than its factorization.

1045020026525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280542448 (or 280542443 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 1045020026525 in words is "one trillion, forty-five billion, twenty million, twenty-six thousand, five hundred twenty-five".