55535535100 has 36 divisors (see below), whose sum is σ = 126854858200. Its totient is φ = 21045044160.

The previous prime is 55535535091. The next prime is 55535535101. The reversal of 55535535100 is 153553555.

It is a self number, because there is not a number n which added to its sum of digits gives 55535535100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55535535101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14612715 + ... + 14616514.

Almost surely, 2^55535535100 is an apocalyptic number.

55535535100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55535535100 is an abundant number, since it is smaller than the sum of its proper divisors (71319323100).

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

55535535100 is a wasteful number, since it uses less digits than its factorization.

55535535100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29229262 (or 29229255 counting only the distinct ones).

The product of its (nonzero) digits is 140625, while the sum is 37.

The spelling of 55535535100 in words is "fifty-five billion, five hundred thirty-five million, five hundred thirty-five thousand, one hundred".