1264704340327 has 8 divisors (see below), whose sum is σ = 1331383688960. Its totient is φ = 1198036587960.

The previous prime is 1264704340309. The next prime is 1264704340351. The reversal of 1264704340327 is 7230434074621.

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 1264704340327 - 2⁷ = 1264704340199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264701340327) 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, 2674749 + ... + 3111862.

It is an arithmetic number, because the mean of its divisors is an integer number (166422961120).

Almost surely, 2^{1264704340327} is an apocalyptic number.

1264704340327 is a deficient number, since it is larger than the sum of its proper divisors (66679348633).

1264704340327 is a wasteful number, since it uses less digits than its factorization.

1264704340327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5798133.

The product of its (nonzero) digits is 677376, while the sum is 43.

The spelling of 1264704340327 in words is "one trillion, two hundred sixty-four billion, seven hundred four million, three hundred forty thousand, three hundred twenty-seven".