11728274160408 has 128 divisors (see below), whose sum is σ = 34887174336000. Its totient is φ = 3248752674816.

The previous prime is 11728274160403. The next prime is 11728274160413. The reversal of 11728274160408 is 80406147282711.

It is an interprime number because it is at equal distance from previous prime (11728274160403) and next prime (11728274160413).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11728274160401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47947858 + ... + 48191841.

It is an arithmetic number, because the mean of its divisors is an integer number (272556049500).

Almost surely, 2^{11728274160408} is an apocalyptic number.

It is an amenable number.

11728274160408 is an abundant number, since it is smaller than the sum of its proper divisors (23158900175592).

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

11728274160408 is a wasteful number, since it uses less digits than its factorization.

11728274160408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96139761 (or 96139757 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 51.

The spelling of 11728274160408 in words is "eleven trillion, seven hundred twenty-eight billion, two hundred seventy-four million, one hundred sixty thousand, four hundred eight".