53905642000 has 80 divisors (see below), whose sum is σ = 148964429952. Its totient is φ = 18481929600.

The previous prime is 53905641997. The next prime is 53905642001. The reversal of 53905642000 is 24650935.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (53905642001) 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 15 ways as a sum of consecutive naturals, for example, 1911202 + ... + 1939201.

Almost surely, 2^53905642000 is an apocalyptic number.

53905642000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53905642000 is an abundant number, since it is smaller than the sum of its proper divisors (95058787952).

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

53905642000 is a wasteful number, since it uses less digits than its factorization.

53905642000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3850433 (or 3850417 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 53905642000 in words is "fifty-three billion, nine hundred five million, six hundred forty-two thousand".