53423315349 has 8 divisors (see below), whose sum is σ = 71243582592. Its totient is φ = 35609295840.

The previous prime is 53423315333. The next prime is 53423315353. The reversal of 53423315349 is 94351332435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53423315349 - 2⁴ = 53423315333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53423315349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53423315749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1541944 + ... + 1576209.

It is an arithmetic number, because the mean of its divisors is an integer number (8905447824).

Almost surely, 2^53423315349 is an apocalyptic number.

It is an amenable number.

53423315349 is a deficient number, since it is larger than the sum of its proper divisors (17820267243).

53423315349 is a wasteful number, since it uses less digits than its factorization.

53423315349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123867.

The product of its digits is 583200, while the sum is 42.

The spelling of 53423315349 in words is "fifty-three billion, four hundred twenty-three million, three hundred fifteen thousand, three hundred forty-nine".