65523541071051 has 72 divisors (see below), whose sum is σ = 110484703156464. Its totient is φ = 37310328639360.

The previous prime is 65523541071041. The next prime is 65523541071071. The reversal of 65523541071051 is 15017014532556.

65523541071051 is a `hidden beast` number, since 6 + 5 + 52 + 3 + 541 + 0 + 7 + 1 + 0 + 51 = 666.

It is not a de Polignac number, because 65523541071051 - 2¹⁰ = 65523541070027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65523541070988 and 65523541071006.

It is not an unprimeable number, because it can be changed into a prime (65523541071041) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1613979285 + ... + 1614019881.

It is an arithmetic number, because the mean of its divisors is an integer number (1534509766062).

Almost surely, 2^{65523541071051} is an apocalyptic number.

65523541071051 is a deficient number, since it is larger than the sum of its proper divisors (44961162085413).

65523541071051 is a wasteful number, since it uses less digits than its factorization.

65523541071051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53401 (or 53391 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 45.

The spelling of 65523541071051 in words is "sixty-five trillion, five hundred twenty-three billion, five hundred forty-one million, seventy-one thousand, fifty-one".