53502420535 has 8 divisors (see below), whose sum is σ = 64539046656. Its totient is φ = 42577841760.

The previous prime is 53502420509. The next prime is 53502420539.

53502420535 is nontrivially palindromic in base 10.

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

It is a de Polignac number, because none of the positive numbers 2^k-53502420535 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53502420535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53502420539) 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, 28010784 + ... + 28012693.

It is an arithmetic number, because the mean of its divisors is an integer number (8067380832).

Almost surely, 2^53502420535 is an apocalyptic number.

53502420535 is a deficient number, since it is larger than the sum of its proper divisors (11036626121).

53502420535 is a wasteful number, since it uses less digits than its factorization.

53502420535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56023673.

The product of its (nonzero) digits is 90000, while the sum is 34.

The spelling of 53502420535 in words is "fifty-three billion, five hundred two million, four hundred twenty thousand, five hundred thirty-five".