55500001016628 has 36 divisors (see below), whose sum is σ = 150642859903872. Its totient is φ = 15857143147440.

The previous prime is 55500001016597. The next prime is 55500001016633. The reversal of 55500001016628 is 82661010000555.

It is a super-2 number, since 2×55500001016628² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47193877828 + ... + 47193879003.

Almost surely, 2^{55500001016628} is an apocalyptic number.

It is an amenable number.

55500001016628 is an abundant number, since it is smaller than the sum of its proper divisors (95142858887244).

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

55500001016628 is a wasteful number, since it uses less digits than its factorization.

55500001016628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94387756852 (or 94387756843 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 39.

The spelling of 55500001016628 in words is "fifty-five trillion, five hundred billion, one million, sixteen thousand, six hundred twenty-eight".