1264220264297 has 8 divisors (see below), whose sum is σ = 1281360417792. Its totient is φ = 1247163926400.

The previous prime is 1264220264273. The next prime is 1264220264311. The reversal of 1264220264297 is 7924620224621.

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

It is a cyclic number.

It is not a de Polignac number, because 1264220264297 - 2¹² = 1264220260201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1264220864297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20923529 + ... + 20983862.

It is an arithmetic number, because the mean of its divisors is an integer number (160170052224).

Almost surely, 2^{1264220264297} is an apocalyptic number.

It is an amenable number.

1264220264297 is a deficient number, since it is larger than the sum of its proper divisors (17140153495).

1264220264297 is an equidigital number, since it uses as much as digits as its factorization.

1264220264297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41907799.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 1264220264297 in words is "one trillion, two hundred sixty-four billion, two hundred twenty million, two hundred sixty-four thousand, two hundred ninety-seven".