1318602076416 has 243 divisors, whose sum is σ = 3892113020341. Its totient is φ = 429337085952.

The previous prime is 1318602076399. The next prime is 1318602076427. The reversal of 1318602076416 is 6146702068131.

The square root of 1318602076416 is 1148304.

It is a perfect power (a square), and thus also a powerful number.

1318602076416 is a `hidden beast` number, since 1 + 31 + 8 + 602 + 0 + 7 + 6 + 4 + 1 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1072268534016 + 246333542400 = 1035504^2 + 496320^2 .

It is a super-2 number, since 2×1318602076416² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2590573570 + ... + 2590574078.

Almost surely, 2^{1318602076416} is an apocalyptic number.

1318602076416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1318602076416 is the 1148304-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1318602076416

1318602076416 is an abundant number, since it is smaller than the sum of its proper divisors (2573510943925).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1318602076416 is an frugal number, since it uses more digits than its factorization.

1318602076416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 1318602076416 in words is "one trillion, three hundred eighteen billion, six hundred two million, seventy-six thousand, four hundred sixteen".