1025313445445 has 8 divisors (see below), whose sum is σ = 1230731652600. Its totient is φ = 820013744320.

The previous prime is 1025313445379. The next prime is 1025313445447. The reversal of 1025313445445 is 5445443135201.

It can be written as a sum of positive squares in 4 ways, for example, as 5179105156 + 1020134340289 = 71966^2 + 1010017^2 .

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

It is not a de Polignac number, because 1025313445445 - 2³² = 1021018478149 is a prime.

It is a super-2 number, since 2×1025313445445² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025313445447) 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, 29607470 + ... + 29642079.

It is an arithmetic number, because the mean of its divisors is an integer number (153841456575).

Almost surely, 2^{1025313445445} is an apocalyptic number.

It is an amenable number.

1025313445445 is a deficient number, since it is larger than the sum of its proper divisors (205418207155).

1025313445445 is an equidigital number, since it uses as much as digits as its factorization.

1025313445445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59253015.

The product of its (nonzero) digits is 576000, while the sum is 41.

The spelling of 1025313445445 in words is "one trillion, twenty-five billion, three hundred thirteen million, four hundred forty-five thousand, four hundred forty-five".