55864874700 has 216 divisors, whose sum is σ = 188176362192. Its totient is φ = 13811466240.

The previous prime is 55864874693. The next prime is 55864874701. The reversal of 55864874700 is 747846855.

55864874700 is a `hidden beast` number, since 55 + 86 + 48 + 7 + 470 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (55864874701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 997852 + ... + 1052348.

It is an arithmetic number, because the mean of its divisors is an integer number (871186862).

Almost surely, 2^55864874700 is an apocalyptic number.

55864874700 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 55864874700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94088181096).

55864874700 is an abundant number, since it is smaller than the sum of its proper divisors (132311487492).

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

55864874700 is a wasteful number, since it uses less digits than its factorization.

55864874700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54601 (or 54591 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 54.

The spelling of 55864874700 in words is "fifty-five billion, eight hundred sixty-four million, eight hundred seventy-four thousand, seven hundred".