53528891880 has 64 divisors (see below), whose sum is σ = 161514984960. Its totient is φ = 14191854848.

The previous prime is 53528891879. The next prime is 53528891891. The reversal of 53528891880 is 8819882535.

It is a self number, because there is not a number n which added to its sum of digits gives 53528891880.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1268472 + ... + 1309991.

It is an arithmetic number, because the mean of its divisors is an integer number (2523671640).

Almost surely, 2^53528891880 is an apocalyptic number.

It is an amenable number.

53528891880 is an abundant number, since it is smaller than the sum of its proper divisors (107986093080).

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

53528891880 is a wasteful number, since it uses less digits than its factorization.

53528891880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578650 (or 2578646 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 57.

The spelling of 53528891880 in words is "fifty-three billion, five hundred twenty-eight million, eight hundred ninety-one thousand, eight hundred eighty".