53811353578 has 16 divisors (see below), whose sum is σ = 81512286336. Its totient is φ = 26640666000.

The previous prime is 53811353549. The next prime is 53811353581. The reversal of 53811353578 is 87535311835.

53811353578 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1925203 + ... + 1952953.

It is an arithmetic number, because the mean of its divisors is an integer number (5094517896).

Almost surely, 2^53811353578 is an apocalyptic number.

53811353578 is a deficient number, since it is larger than the sum of its proper divisors (27700932758).

53811353578 is a wasteful number, since it uses less digits than its factorization.

53811353578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37269.

The product of its digits is 1512000, while the sum is 49.

The spelling of 53811353578 in words is "fifty-three billion, eight hundred eleven million, three hundred fifty-three thousand, five hundred seventy-eight".