53506166306 has 4 divisors (see below), whose sum is σ = 80259249462. Its totient is φ = 26753083152.

The previous prime is 53506166297. The next prime is 53506166321. The reversal of 53506166306 is 60366160535.

53506166306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35403809281 + 18102357025 = 188159^2 + 134545^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13376541575 + ... + 13376541578.

Almost surely, 2^53506166306 is an apocalyptic number.

53506166306 is a deficient number, since it is larger than the sum of its proper divisors (26753083156).

53506166306 is a wasteful number, since it uses less digits than its factorization.

53506166306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26753083155.

The product of its (nonzero) digits is 291600, while the sum is 41.

The spelling of 53506166306 in words is "fifty-three billion, five hundred six million, one hundred sixty-six thousand, three hundred six".