1264016538914 has 4 divisors (see below), whose sum is σ = 1896024808374. Its totient is φ = 632008269456.

The previous prime is 1264016538881. The next prime is 1264016538943. The reversal of 1264016538914 is 4198356104621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1258922148289 + 5094390625 = 1122017^2 + 71375^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316004134727 + ... + 316004134730.

Almost surely, 2^{1264016538914} is an apocalyptic number.

1264016538914 is a deficient number, since it is larger than the sum of its proper divisors (632008269460).

1264016538914 is an equidigital number, since it uses as much as digits as its factorization.

1264016538914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632008269459.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 1264016538914 in words is "one trillion, two hundred sixty-four billion, sixteen million, five hundred thirty-eight thousand, nine hundred fourteen".