55059895800 has 1200 divisors, whose sum is σ = 250688932560. Its totient is φ = 10933678080.

The previous prime is 55059895741. The next prime is 55059895859. The reversal of 55059895800 is 859895055.

55059895800 is a `hidden beast` number, since 5 + 5 + 0 + 59 + 8 + 9 + 580 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (55059895741) and next prime (55059895859).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 299 ways as a sum of consecutive naturals, for example, 3238817392 + ... + 3238817408.

Almost surely, 2^55059895800 is an apocalyptic number.

55059895800 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 55059895800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125344466280).

55059895800 is an abundant number, since it is smaller than the sum of its proper divisors (195629036760).

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

55059895800 is a wasteful number, since it uses less digits than its factorization.

55059895800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 54.

The spelling of 55059895800 in words is "fifty-five billion, fifty-nine million, eight hundred ninety-five thousand, eight hundred".