65146444464156 has 48 divisors (see below), whose sum is σ = 165828336336768. Its totient is φ = 19741225003200.

The previous prime is 65146444464131. The next prime is 65146444464163.

65146444464156 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 65146444464156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21236046 + ... + 24109386.

It is an arithmetic number, because the mean of its divisors is an integer number (3454757007016).

Almost surely, 2^{65146444464156} is an apocalyptic number.

65146444464156 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

65146444464156 is an abundant number, since it is smaller than the sum of its proper divisors (100681891872612).

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

65146444464156 is a wasteful number, since it uses less digits than its factorization.

65146444464156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3045122 (or 3045120 counting only the distinct ones).

The product of its digits is 132710400, while the sum is 60.

The spelling of 65146444464156 in words is "sixty-five trillion, one hundred forty-six billion, four hundred forty-four million, four hundred sixty-four thousand, one hundred fifty-six".