537418161 has 48 divisors (see below), whose sum is σ = 980239104. Its totient is φ = 276452352.

The previous prime is 537418159. The next prime is 537418243. The reversal of 537418161 is 161814735.

537418161 is a `hidden beast` number, since 537 + 41 + 81 + 6 + 1 = 666.

It is not a de Polignac number, because 537418161 - 2¹ = 537418159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (537418061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13725 + ... + 35541.

It is an arithmetic number, because the mean of its divisors is an integer number (20421648).

Almost surely, 2^537418161 is an apocalyptic number.

537418161 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

537418161 is a deficient number, since it is larger than the sum of its proper divisors (442820943).

537418161 is a wasteful number, since it uses less digits than its factorization.

537418161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21870 (or 21867 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 537418161 is about 23182.2811862854. The cubic root of 537418161 is about 813.0253982797.

The spelling of 537418161 in words is "five hundred thirty-seven million, four hundred eighteen thousand, one hundred sixty-one".