1061920956320 has 192 divisors, whose sum is σ = 2960834881536. Its totient is φ = 352204554240.

The previous prime is 1061920956301. The next prime is 1061920956329. The reversal of 1061920956320 is 236590291601.

It is a super-2 number, since 2×1061920956320² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061920956329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128355704 + ... + 128363976.

It is an arithmetic number, because the mean of its divisors is an integer number (15421015008).

Almost surely, 2^{1061920956320} is an apocalyptic number.

1061920956320 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 1061920956320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1480417440768).

1061920956320 is an abundant number, since it is smaller than the sum of its proper divisors (1898913925216).

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

1061920956320 is a wasteful number, since it uses less digits than its factorization.

1061920956320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12023 (or 12015 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 44.

The spelling of 1061920956320 in words is "one trillion, sixty-one billion, nine hundred twenty million, nine hundred fifty-six thousand, three hundred twenty".