2723505565020 has 48 divisors (see below), whose sum is σ = 7639911450528. Its totient is φ = 724925687040.

The previous prime is 2723505565007. The next prime is 2723505565061. The reversal of 2723505565020 is 205655053272.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41919259 + ... + 41984178.

It is an arithmetic number, because the mean of its divisors is an integer number (159164821886).

Almost surely, 2^{2723505565020} is an apocalyptic number.

2723505565020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2723505565020 is an abundant number, since it is smaller than the sum of its proper divisors (4916405885508).

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

2723505565020 is a wasteful number, since it uses less digits than its factorization.

2723505565020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83903990 (or 83903988 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 42.

The spelling of 2723505565020 in words is "two trillion, seven hundred twenty-three billion, five hundred five million, five hundred sixty-five thousand, twenty".