55351683500 has 48 divisors (see below), whose sum is σ = 127250628960. Its totient is φ = 20975371200.

The previous prime is 55351683463. The next prime is 55351683521. The reversal of 55351683500 is 538615355.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2903747 + ... + 2922746.

It is an arithmetic number, because the mean of its divisors is an integer number (2651054770).

Almost surely, 2^55351683500 is an apocalyptic number.

55351683500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55351683500 is an abundant number, since it is smaller than the sum of its proper divisors (71898945460).

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

55351683500 is a wasteful number, since it uses less digits than its factorization.

55351683500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5826531 (or 5826519 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 55351683500 in words is "fifty-five billion, three hundred fifty-one million, six hundred eighty-three thousand, five hundred".