55957843200 has 864 divisors, whose sum is σ = 223548192000. Its totient is φ = 12307169280.

The previous prime is 55957843199. The next prime is 55957843211. The reversal of 55957843200 is 234875955.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 55957843200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 190982254 + ... + 190982546.

Almost surely, 2^55957843200 is an apocalyptic number.

55957843200 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 55957843200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111774096000).

55957843200 is an abundant number, since it is smaller than the sum of its proper divisors (167590348800).

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

55957843200 is a wasteful number, since it uses less digits than its factorization.

55957843200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 55957843200 in words is "fifty-five billion, nine hundred fifty-seven million, eight hundred forty-three thousand, two hundred".