53458885436 has 24 divisors (see below), whose sum is σ = 103787671680. Its totient is φ = 23887636400.

The previous prime is 53458885433. The next prime is 53458885439. The reversal of 53458885436 is 63458885435.

It is an interprime number because it is at equal distance from previous prime (53458885433) and next prime (53458885439).

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53458885433) 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, 10293800 + ... + 10298991.

It is an arithmetic number, because the mean of its divisors is an integer number (4324486320).

Almost surely, 2^53458885436 is an apocalyptic number.

It is an amenable number.

53458885436 is a deficient number, since it is larger than the sum of its proper divisors (50328786244).

53458885436 is a wasteful number, since it uses less digits than its factorization.

53458885436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20592865 (or 20592863 counting only the distinct ones).

The product of its digits is 55296000, while the sum is 59.

Subtracting 53458885436 from its reverse (63458885435), we obtain a palindrome (9999999999).

The spelling of 53458885436 in words is "fifty-three billion, four hundred fifty-eight million, eight hundred eighty-five thousand, four hundred thirty-six".