10506615415 has 4 divisors (see below), whose sum is σ = 12607938504. Its totient is φ = 8405292328.

The previous prime is 10506615397. The next prime is 10506615437. The reversal of 10506615415 is 51451660501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51451660501 = 75983 ⋅677147.

It is a cyclic number.

It is not a de Polignac number, because 10506615415 - 2⁹ = 10506614903 is a prime.

It is a super-2 number, since 2×10506615415² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050661537 + ... + 1050661546.

It is an arithmetic number, because the mean of its divisors is an integer number (3151984626).

Almost surely, 2^10506615415 is an apocalyptic number.

10506615415 is a deficient number, since it is larger than the sum of its proper divisors (2101323089).

10506615415 is an equidigital number, since it uses as much as digits as its factorization.

10506615415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101323088.

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 10506615415 in words is "ten billion, five hundred six million, six hundred fifteen thousand, four hundred fifteen".