65541156 has 12 divisors (see below), whose sum is σ = 152929392. Its totient is φ = 21847048.

The previous prime is 65541149. The next prime is 65541167. The reversal of 65541156 is 65114556.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2730870 + ... + 2730893.

It is an arithmetic number, because the mean of its divisors is an integer number (12744116).

Almost surely, 2^65541156 is an apocalyptic number.

It is an amenable number.

65541156 is an abundant number, since it is smaller than the sum of its proper divisors (87388236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65541156 is a wasteful number, since it uses less digits than its factorization.

65541156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5461770 (or 5461768 counting only the distinct ones).

The product of its digits is 18000, while the sum is 33.

The square root of 65541156 is about 8095.7492550103. The cubic root of 65541156 is about 403.1853088547.

The spelling of 65541156 in words is "sixty-five million, five hundred forty-one thousand, one hundred fifty-six".