55005628916 has 24 divisors (see below), whose sum is σ = 110181326976. Its totient is φ = 23537397600.

The previous prime is 55005628913. The next prime is 55005628921. The reversal of 55005628916 is 61982650055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55005628913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1500035 + ... + 1536266.

It is an arithmetic number, because the mean of its divisors is an integer number (4590888624).

Almost surely, 2^55005628916 is an apocalyptic number.

It is an amenable number.

55005628916 is an abundant number, since it is smaller than the sum of its proper divisors (55175698060).

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

55005628916 is a wasteful number, since it uses less digits than its factorization.

55005628916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036959 (or 3036957 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 47.

The spelling of 55005628916 in words is "fifty-five billion, five million, six hundred twenty-eight thousand, nine hundred sixteen".