1025064204515 has 16 divisors (see below), whose sum is σ = 1370377612800. Its totient is φ = 730868057472.

The previous prime is 1025064204473. The next prime is 1025064204523. The reversal of 1025064204515 is 5154024605201.

It is a cyclic number.

It is not a de Polignac number, because 1025064204515 - 2¹⁴ = 1025064188131 is a prime.

It is an unprimeable number.

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, 271898435 + ... + 271902204.

It is an arithmetic number, because the mean of its divisors is an integer number (85648600800).

Almost surely, 2^{1025064204515} is an apocalyptic number.

1025064204515 is a deficient number, since it is larger than the sum of its proper divisors (345313408285).

1025064204515 is a wasteful number, since it uses less digits than its factorization.

1025064204515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543800686.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 1025064204515 its reverse (5154024605201), we get a palindrome (6179088809716).

The spelling of 1025064204515 in words is "one trillion, twenty-five billion, sixty-four million, two hundred four thousand, five hundred fifteen".