53815013100 has 54 divisors (see below), whose sum is σ = 168680171660. Its totient is φ = 14350669920.

The previous prime is 53815013099. The next prime is 53815013107. The reversal of 53815013100 is 131051835.

53815013100 is a `hidden beast` number, since 53 + 8 + 1 + 501 + 3 + 100 = 666.

It is a super-2 number, since 2×53815013100² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53815013107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29896330 + ... + 29898129.

Almost surely, 2^53815013100 is an apocalyptic number.

53815013100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53815013100 is an abundant number, since it is smaller than the sum of its proper divisors (114865158560).

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

53815013100 is a wasteful number, since it uses less digits than its factorization.

53815013100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59794479 (or 59794469 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 53815013100 its reverse (131051835), we get a palindrome (53946064935).

The spelling of 53815013100 in words is "fifty-three billion, eight hundred fifteen million, thirteen thousand, one hundred".