53773399800 has 192 divisors, whose sum is σ = 191194905600. Its totient is φ = 13876963200.

The previous prime is 53773399759. The next prime is 53773399853. The reversal of 53773399800 is 899337735.

It is a happy number.

53773399800 is a `hidden beast` number, since 537 + 73 + 39 + 9 + 8 + 0 + 0 = 666.

53773399800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 47 ways as a sum of consecutive naturals, for example, 6787 + ... + 328013.

It is an arithmetic number, because the mean of its divisors is an integer number (995806800).

Almost surely, 2^53773399800 is an apocalyptic number.

53773399800 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 53773399800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95597452800).

53773399800 is an abundant number, since it is smaller than the sum of its proper divisors (137421505800).

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

53773399800 is a wasteful number, since it uses less digits than its factorization.

53773399800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321283 (or 321268 counting only the distinct ones).

The product of its (nonzero) digits is 4286520, while the sum is 54.

The spelling of 53773399800 in words is "fifty-three billion, seven hundred seventy-three million, three hundred ninety-nine thousand, eight hundred".