55452206400 has 168 divisors, whose sum is σ = 182694437760. Its totient is φ = 14725079040.

The previous prime is 55452206393. The next prime is 55452206423. The reversal of 55452206400 is 460225455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1123032 + ... + 1171368.

Almost surely, 2^55452206400 is an apocalyptic number.

55452206400 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 55452206400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91347218880).

55452206400 is an abundant number, since it is smaller than the sum of its proper divisors (127242231360).

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

55452206400 is a wasteful number, since it uses less digits than its factorization.

55452206400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48601 (or 48586 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 55452206400 in words is "fifty-five billion, four hundred fifty-two million, two hundred six thousand, four hundred".