2723551156728 has 64 divisors (see below), whose sum is σ = 7567145452800. Its totient is φ = 907643316960.

The previous prime is 2723551156693. The next prime is 2723551156757. The reversal of 2723551156728 is 8276511553272.

2723551156728 is a `hidden beast` number, since 2 + 7 + 2 + 3 + 5 + 51 + 1 + 567 + 28 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487326 + ... + 2384237.

It is an arithmetic number, because the mean of its divisors is an integer number (118236647700).

Almost surely, 2^{2723551156728} is an apocalyptic number.

It is an amenable number.

2723551156728 is an abundant number, since it is smaller than the sum of its proper divisors (4843594296072).

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

2723551156728 is a wasteful number, since it uses less digits than its factorization.

2723551156728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875969 (or 2875959 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 54.

The spelling of 2723551156728 in words is "two trillion, seven hundred twenty-three billion, five hundred fifty-one million, one hundred fifty-six thousand, seven hundred twenty-eight".