53421099188 has 12 divisors (see below), whose sum is σ = 93489832800. Its totient is φ = 26709718392.

The previous prime is 53421099187. The next prime is 53421099211. The reversal of 53421099188 is 88199012435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53421099187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49856 + ... + 330647.

It is an arithmetic number, because the mean of its divisors is an integer number (7790819400).

Almost surely, 2^53421099188 is an apocalyptic number.

It is an amenable number.

53421099188 is a deficient number, since it is larger than the sum of its proper divisors (40068733612).

53421099188 is a wasteful number, since it uses less digits than its factorization.

53421099188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415606 (or 415604 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 50.

The spelling of 53421099188 in words is "fifty-three billion, four hundred twenty-one million, ninety-nine thousand, one hundred eighty-eight".