10420452515 has 32 divisors (see below), whose sum is σ = 14779708416. Its totient is φ = 6966812160.

The previous prime is 10420452461. The next prime is 10420452557. The reversal of 10420452515 is 51525402401.

It is not a de Polignac number, because 10420452515 - 2⁶ = 10420452451 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89387 + ... + 169796.

It is an arithmetic number, because the mean of its divisors is an integer number (461865888).

Almost surely, 2^10420452515 is an apocalyptic number.

10420452515 is a deficient number, since it is larger than the sum of its proper divisors (4359255901).

10420452515 is a wasteful number, since it uses less digits than its factorization.

10420452515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259259.

The product of its (nonzero) digits is 8000, while the sum is 29.

Adding to 10420452515 its reverse (51525402401), we get a palindrome (61945854916).

The spelling of 10420452515 in words is "ten billion, four hundred twenty million, four hundred fifty-two thousand, five hundred fifteen".