53186940100 has 72 divisors (see below), whose sum is σ = 132328280448. Its totient is φ = 18176812800.

The previous prime is 53186940097. The next prime is 53186940101. The reversal of 53186940100 is 104968135.

It is a self number, because there is not a number n which added to its sum of digits gives 53186940100.

It is not an unprimeable number, because it can be changed into a prime (53186940101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95544 + ... + 339856.

It is an arithmetic number, because the mean of its divisors is an integer number (1837892784).

Almost surely, 2^53186940100 is an apocalyptic number.

53186940100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53186940100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66164140224).

53186940100 is an abundant number, since it is smaller than the sum of its proper divisors (79141340348).

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

53186940100 is a wasteful number, since it uses less digits than its factorization.

53186940100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244645 (or 244638 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 53186940100 in words is "fifty-three billion, one hundred eighty-six million, nine hundred forty thousand, one hundred".