1318596457928 has 8 divisors (see below), whose sum is σ = 2472368358630. Its totient is φ = 659298228960.

The previous prime is 1318596457907. The next prime is 1318596457943. The reversal of 1318596457928 is 8297546958131.

It can be written as a sum of positive squares in only one way, i.e., 801057220324 + 517539237604 = 895018^2 + 719402^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-4 number, since 4×1318596457928⁴ (a number of 50 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82412278613 + ... + 82412278628.

Almost surely, 2^{1318596457928} is an apocalyptic number.

It is an amenable number.

1318596457928 is a deficient number, since it is larger than the sum of its proper divisors (1153771900702).

1318596457928 is a wasteful number, since it uses less digits than its factorization.

1318596457928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164824557247 (or 164824557243 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 68.

The spelling of 1318596457928 in words is "one trillion, three hundred eighteen billion, five hundred ninety-six million, four hundred fifty-seven thousand, nine hundred twenty-eight".