1166672222898 has 96 divisors (see below), whose sum is σ = 2948959996416. Its totient is φ = 304970706432.

The previous prime is 1166672222873. The next prime is 1166672222899. The reversal of 1166672222898 is 8982222766611.

It is a super-2 number, since 2×1166672222898² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1166672222899) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 918786 + ... + 1782557.

It is an arithmetic number, because the mean of its divisors is an integer number (30718333296).

Almost surely, 2^{1166672222898} is an apocalyptic number.

1166672222898 is an abundant number, since it is smaller than the sum of its proper divisors (1782287773518).

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

1166672222898 is a wasteful number, since it uses less digits than its factorization.

1166672222898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2701488 (or 2701481 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 60.

The spelling of 1166672222898 in words is "one trillion, one hundred sixty-six billion, six hundred seventy-two million, two hundred twenty-two thousand, eight hundred ninety-eight".