53534422519 has 4 divisors (see below), whose sum is σ = 54025564120. Its totient is φ = 53043280920.

The previous prime is 53534422481. The next prime is 53534422537. The reversal of 53534422519 is 91522443535.

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 53534422519 - 2⁷ = 53534422391 is a prime.

It is a super-2 number, since 2×53534422519² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53534422919) 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, 245570637 + ... + 245570854.

It is an arithmetic number, because the mean of its divisors is an integer number (13506391030).

Almost surely, 2^53534422519 is an apocalyptic number.

53534422519 is a deficient number, since it is larger than the sum of its proper divisors (491141601).

53534422519 is a wasteful number, since it uses less digits than its factorization.

53534422519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491141600.

The product of its digits is 648000, while the sum is 43.

The spelling of 53534422519 in words is "fifty-three billion, five hundred thirty-four million, four hundred twenty-two thousand, five hundred nineteen".