53345222723 has 4 divisors (see below), whose sum is σ = 57448701408. Its totient is φ = 49241744040.

The previous prime is 53345222701. The next prime is 53345222729. The reversal of 53345222723 is 32722254335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32722254335 = 5 ⋅6544450867.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53345222723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53345222729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2051739323 + ... + 2051739348.

It is an arithmetic number, because the mean of its divisors is an integer number (14362175352).

Almost surely, 2^53345222723 is an apocalyptic number.

53345222723 is a deficient number, since it is larger than the sum of its proper divisors (4103478685).

53345222723 is a wasteful number, since it uses less digits than its factorization.

53345222723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4103478684.

The product of its digits is 302400, while the sum is 38.

The spelling of 53345222723 in words is "fifty-three billion, three hundred forty-five million, two hundred twenty-two thousand, seven hundred twenty-three".