1061722641168 has 120 divisors (see below), whose sum is σ = 3521598644928. Its totient is φ = 303349318272.

The previous prime is 1061722641143. The next prime is 1061722641173. The reversal of 1061722641168 is 8611462271601.

1061722641168 is a `hidden beast` number, since 1 + 0 + 6 + 1 + 7 + 226 + 411 + 6 + 8 = 666.

It is a super-2 number, since 2×1061722641168² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19478271 + ... + 19532702.

Almost surely, 2^{1061722641168} is an apocalyptic number.

1061722641168 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1061722641168 is an abundant number, since it is smaller than the sum of its proper divisors (2459876003760).

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

1061722641168 is an equidigital number, since it uses as much as digits as its factorization.

1061722641168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39011003 (or 39010985 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 1061722641168 in words is "one trillion, sixty-one billion, seven hundred twenty-two million, six hundred forty-one thousand, one hundred sixty-eight".