53728337278 has 32 divisors (see below), whose sum is σ = 100492639488. Its totient is φ = 20930270400.

The previous prime is 53728337189. The next prime is 53728337303. The reversal of 53728337278 is 87273382735.

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, 1380826 + ... + 1419202.

It is an arithmetic number, because the mean of its divisors is an integer number (3140394984).

Almost surely, 2^53728337278 is an apocalyptic number.

53728337278 is a deficient number, since it is larger than the sum of its proper divisors (46764302210).

53728337278 is a wasteful number, since it uses less digits than its factorization.

53728337278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47488.

The product of its digits is 11854080, while the sum is 55.

The spelling of 53728337278 in words is "fifty-three billion, seven hundred twenty-eight million, three hundred thirty-seven thousand, two hundred seventy-eight".