2061590558976 has 675 divisors, whose sum is σ = 6774333030311. Its totient is φ = 623584106496.

The previous prime is 2061590558969. The next prime is 2061590559031. The reversal of 2061590558976 is 6798550951602.

The square root of 2061590558976 is 1435824.

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

2061590558976 is a `hidden beast` number, since 2 + 0 + 6 + 1 + 5 + 9 + 0 + 558 + 9 + 76 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1022169528576 + 1039421030400 = 1011024^2 + 1019520^2 .

It is a super-2 number, since 2×2061590558976² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 74 ways as a sum of consecutive naturals, for example, 34942212835 + ... + 34942212893.

Almost surely, 2^{2061590558976} is an apocalyptic number.

2061590558976 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2061590558976 is the 1435824-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2061590558976

2061590558976 is an abundant number, since it is smaller than the sum of its proper divisors (4712742471335).

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

2061590558976 is an frugal number, since it uses more digits than its factorization.

2061590558976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 40824000, while the sum is 63.

The spelling of 2061590558976 in words is "two trillion, sixty-one billion, five hundred ninety million, five hundred fifty-eight thousand, nine hundred seventy-six".