53449392167 has 4 divisors (see below), whose sum is σ = 53467844976. Its totient is φ = 53430939360.

The previous prime is 53449392163. The next prime is 53449392169. The reversal of 53449392167 is 76129394435.

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

It is a cyclic number.

It is not a de Polignac number, because 53449392167 - 2² = 53449392163 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53449392163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9222059 + ... + 9227852.

It is an arithmetic number, because the mean of its divisors is an integer number (13366961244).

Almost surely, 2^53449392167 is an apocalyptic number.

53449392167 is a deficient number, since it is larger than the sum of its proper divisors (18452809).

53449392167 is a wasteful number, since it uses less digits than its factorization.

53449392167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18452808.

The product of its digits is 4898880, while the sum is 53.

The spelling of 53449392167 in words is "fifty-three billion, four hundred forty-nine million, three hundred ninety-two thousand, one hundred sixty-seven".