53035390399 has 4 divisors (see below), whose sum is σ = 56155119264. Its totient is φ = 49915661536.

The previous prime is 53035390349. The next prime is 53035390411. The reversal of 53035390399 is 99309353035.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99309353035 = 5 ⋅19861870607.

It is a cyclic number.

It is not a de Polignac number, because 53035390399 - 2³³ = 44445455807 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 (53035390349) 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, 1559864407 + ... + 1559864440.

It is an arithmetic number, because the mean of its divisors is an integer number (14038779816).

Almost surely, 2^53035390399 is an apocalyptic number.

53035390399 is a deficient number, since it is larger than the sum of its proper divisors (3119728865).

53035390399 is a wasteful number, since it uses less digits than its factorization.

53035390399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3119728864.

The product of its (nonzero) digits is 1476225, while the sum is 49.

The spelling of 53035390399 in words is "fifty-three billion, thirty-five million, three hundred ninety thousand, three hundred ninety-nine".