55511710000 has 100 divisors (see below), whose sum is σ = 137526033832. Its totient is φ = 21688128000.

The previous prime is 55511709997. The next prime is 55511710081. The reversal of 55511710000 is 1711555.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 365452 + ... + 494548.

Almost surely, 2^55511710000 is an apocalyptic number.

55511710000 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 55511710000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68763016916).

55511710000 is an abundant number, since it is smaller than the sum of its proper divisors (82014323832).

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

55511710000 is a wasteful number, since it uses less digits than its factorization.

55511710000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129168 (or 129147 counting only the distinct ones).

The product of its (nonzero) digits is 875, while the sum is 25.

The spelling of 55511710000 in words is "fifty-five billion, five hundred eleven million, seven hundred ten thousand".