53278008028 has 24 divisors (see below), whose sum is σ = 106846380032. Its totient is φ = 22771211184.

The previous prime is 53278008023. The next prime is 53278008029. The reversal of 53278008028 is 82080087235.

It is a super-2 number, since 2×53278008028² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53278008023) 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, 2582076 + ... + 2602627.

Almost surely, 2^53278008028 is an apocalyptic number.

It is an amenable number.

53278008028 is an abundant number, since it is smaller than the sum of its proper divisors (53568372004).

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

53278008028 is a wasteful number, since it uses less digits than its factorization.

53278008028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5185081 (or 5185079 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 53278008028 in words is "fifty-three billion, two hundred seventy-eight million, eight thousand, twenty-eight".