1025024065645 has 16 divisors (see below), whose sum is σ = 1242901370880. Its totient is φ = 811470792384.

The previous prime is 1025024065543. The next prime is 1025024065651. The reversal of 1025024065645 is 5465604205201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1025024065645 - 2²⁹ = 1024487194733 is a prime.

It is a super-3 number, since 3×1025024065645³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1025024065598 and 1025024065607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1827807 + ... + 2321836.

It is an arithmetic number, because the mean of its divisors is an integer number (77681335680).

Almost surely, 2^{1025024065645} is an apocalyptic number.

It is an amenable number.

1025024065645 is a deficient number, since it is larger than the sum of its proper divisors (217877305235).

1025024065645 is a wasteful number, since it uses less digits than its factorization.

1025024065645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4150164.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 1025024065645 in words is "one trillion, twenty-five billion, twenty-four million, sixty-five thousand, six hundred forty-five".