52011666246146 has 8 divisors (see below), whose sum is σ = 78025058502924. Its totient is φ = 26003313411840.

The previous prime is 52011666246139. The next prime is 52011666246187. The reversal of 52011666246146 is 64164266611025.

It can be written as a sum of positive squares in 2 ways, for example, as 48881226063121 + 3130440183025 = 6991511^2 + 1769305^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×52011666246146³ (a number of 42 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52011666246094 and 52011666246103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1259829815 + ... + 1259871098.

Almost surely, 2^{52011666246146} is an apocalyptic number.

52011666246146 is a deficient number, since it is larger than the sum of its proper divisors (26013392256778).

52011666246146 is a wasteful number, since it uses less digits than its factorization.

52011666246146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2519711236.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 52011666246146 in words is "fifty-two trillion, eleven billion, six hundred sixty-six million, two hundred forty-six thousand, one hundred forty-six".