53273305806 has 32 divisors (see below), whose sum is σ = 121818670848. Its totient is φ = 15214555200.

The previous prime is 53273305793. The next prime is 53273305837. The reversal of 53273305806 is 60850337235.

It is a happy number.

53273305806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53273305806² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 164520 + ... + 365531.

It is an arithmetic number, because the mean of its divisors is an integer number (3806833464).

Almost surely, 2^53273305806 is an apocalyptic number.

53273305806 is an abundant number, since it is smaller than the sum of its proper divisors (68545365042).

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

53273305806 is a wasteful number, since it uses less digits than its factorization.

53273305806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532456.

The product of its (nonzero) digits is 453600, while the sum is 42.

It can be divided in two parts, 5327 and 3305806, that added together give a palindrome (3311133).

The spelling of 53273305806 in words is "fifty-three billion, two hundred seventy-three million, three hundred five thousand, eight hundred six".