1264340141164 has 48 divisors (see below), whose sum is σ = 2405056389120. Its totient is φ = 579366967680.

The previous prime is 1264340141161. The next prime is 1264340141173. The reversal of 1264340141164 is 4611410434621.

It is not an unprimeable number, because it can be changed into a prime (1264340141161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6445989 + ... + 6639235.

It is an arithmetic number, because the mean of its divisors is an integer number (50105341440).

Almost surely, 2^{1264340141164} is an apocalyptic number.

It is an amenable number.

1264340141164 is a deficient number, since it is larger than the sum of its proper divisors (1140716247956).

1264340141164 is a wasteful number, since it uses less digits than its factorization.

1264340141164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196078 (or 196076 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

Adding to 1264340141164 its reverse (4611410434621), we get a palindrome (5875750575785).

The spelling of 1264340141164 in words is "one trillion, two hundred sixty-four billion, three hundred forty million, one hundred forty-one thousand, one hundred sixty-four".