1061327356320 has 768 divisors, whose sum is σ = 4485816889344. Its totient is φ = 204152832000.

The previous prime is 1061327356283. The next prime is 1061327356367. The reversal of 1061327356320 is 236537231601.

It is a super-2 number, since 2×1061327356320² (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 127 ways as a sum of consecutive naturals, for example, 38313675 + ... + 38341365.

It is an arithmetic number, because the mean of its divisors is an integer number (5840907408).

Almost surely, 2^{1061327356320} is an apocalyptic number.

1061327356320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1061327356320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2242908444672).

1061327356320 is an abundant number, since it is smaller than the sum of its proper divisors (3424489533024).

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

1061327356320 is a wasteful number, since it uses less digits than its factorization.

1061327356320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27805 (or 27797 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The spelling of 1061327356320 in words is "one trillion, sixty-one billion, three hundred twenty-seven million, three hundred fifty-six thousand, three hundred twenty".