2261458166056 has 8 divisors (see below), whose sum is σ = 4240234061370. Its totient is φ = 1130729083024.

The previous prime is 2261458166021. The next prime is 2261458166083. The reversal of 2261458166056 is 6506618541622.

It can be written as a sum of positive squares in only one way, i.e., 2150229245956 + 111228920100 = 1466366^2 + 333510^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2261458166056² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2261458165994 and 2261458166012.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141341135371 + ... + 141341135386.

Almost surely, 2^{2261458166056} is an apocalyptic number.

It is an amenable number.

2261458166056 is a deficient number, since it is larger than the sum of its proper divisors (1978775895314).

2261458166056 is a wasteful number, since it uses less digits than its factorization.

2261458166056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282682270763 (or 282682270759 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 52.

The spelling of 2261458166056 in words is "two trillion, two hundred sixty-one billion, four hundred fifty-eight million, one hundred sixty-six thousand, fifty-six".