53021344350 has 48 divisors (see below), whose sum is σ = 141607780272. Its totient is φ = 13051407360.

The previous prime is 53021344267. The next prime is 53021344367. The reversal of 53021344350 is 5344312035.

It is a super-2 number, since 2×53021344350² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13593267 + ... + 13597166.

It is an arithmetic number, because the mean of its divisors is an integer number (2950162089).

Almost surely, 2^53021344350 is an apocalyptic number.

53021344350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53021344350 is an abundant number, since it is smaller than the sum of its proper divisors (88586435922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53021344350 is a wasteful number, since it uses less digits than its factorization.

53021344350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27190461 (or 27190456 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 53021344350 its reverse (5344312035), we get a palindrome (58365656385).

The spelling of 53021344350 in words is "fifty-three billion, twenty-one million, three hundred forty-four thousand, three hundred fifty".