10261227515 has 16 divisors (see below), whose sum is σ = 15351863040. Its totient is φ = 6396609120.

The previous prime is 10261227491. The next prime is 10261227517. The reversal of 10261227515 is 51572216201.

It is not a de Polignac number, because 10261227515 - 2⁶ = 10261227451 is a prime.

It is a super-2 number, since 2×10261227515² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10261227517) by changing a digit.

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, 13325885 + ... + 13326654.

It is an arithmetic number, because the mean of its divisors is an integer number (959491440).

Almost surely, 2^10261227515 is an apocalyptic number.

10261227515 is a deficient number, since it is larger than the sum of its proper divisors (5090635525).

10261227515 is a wasteful number, since it uses less digits than its factorization.

10261227515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26652562.

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 10261227515 in words is "ten billion, two hundred sixty-one million, two hundred twenty-seven thousand, five hundred fifteen".