1226171116715 has 8 divisors (see below), whose sum is σ = 1471585026048. Its totient is φ = 980817102720.

The previous prime is 1226171116669. The next prime is 1226171116777. The reversal of 1226171116715 is 5176111716221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1226171116715 - 2⁸ = 1226171116459 is a prime.

It is a super-2 number, since 2×1226171116715² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14928782 + ... + 15010691.

It is an arithmetic number, because the mean of its divisors is an integer number (183948128256).

Almost surely, 2^{1226171116715} is an apocalyptic number.

1226171116715 is a deficient number, since it is larger than the sum of its proper divisors (245413909333).

1226171116715 is an equidigital number, since it uses as much as digits as its factorization.

1226171116715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29947669.

The product of its digits is 35280, while the sum is 41.

The spelling of 1226171116715 in words is "one trillion, two hundred twenty-six billion, one hundred seventy-one million, one hundred sixteen thousand, seven hundred fifteen".