1197264886416 has 45 divisors (see below), whose sum is σ = 3350715561219. Its totient is φ = 399083918688.

The previous prime is 1197264886409. The next prime is 1197264886417. The reversal of 1197264886416 is 6146884627911.

The square root of 1197264886416 is 1094196.

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

1197264886416 is a `hidden beast` number, since 1 + 1 + 97 + 2 + 6 + 488 + 64 + 1 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (1197264886417) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13084761 + ... + 13175943.

Almost surely, 2^{1197264886416} is an apocalyptic number.

1197264886416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1197264886416 is the 1094196-th square number.

It is an amenable number.

1197264886416 is an abundant number, since it is smaller than the sum of its proper divisors (2153450674803).

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

1197264886416 is an frugal number, since it uses more digits than its factorization.

1197264886416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182380 (or 91188 counting only the distinct ones).

The product of its digits is 27869184, while the sum is 63.

The spelling of 1197264886416 in words is "one trillion, one hundred ninety-seven billion, two hundred sixty-four million, eight hundred eighty-six thousand, four hundred sixteen".