52120046511 has 32 divisors (see below), whose sum is σ = 83168496320. Its totient is φ = 32068472832.

The previous prime is 52120046501. The next prime is 52120046519. The reversal of 52120046511 is 11564002125.

52120046511 is a `hidden beast` number, since 5 + 2 + 1 + 2 + 0 + 0 + 4 + 651 + 1 = 666.

52120046511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52120046511 - 2⁷ = 52120046383 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52120046519) 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, 3395991 + ... + 3411303.

It is an arithmetic number, because the mean of its divisors is an integer number (2599015510).

Almost surely, 2^52120046511 is an apocalyptic number.

52120046511 is a deficient number, since it is larger than the sum of its proper divisors (31048449809).

52120046511 is a wasteful number, since it uses less digits than its factorization.

52120046511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25032 (or 25026 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 52120046511 its reverse (11564002125), we get a palindrome (63684048636).

The spelling of 52120046511 in words is "fifty-two billion, one hundred twenty million, forty-six thousand, five hundred eleven".