55156100016 has 80 divisors (see below), whose sum is σ = 143878291200. Its totient is φ = 18206625024.

The previous prime is 55156100003. The next prime is 55156100017. The reversal of 55156100016 is 61000165155.

It is not an unprimeable number, because it can be changed into a prime (55156100017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2143515 + ... + 2169093.

It is an arithmetic number, because the mean of its divisors is an integer number (1798478640).

Almost surely, 2^55156100016 is an apocalyptic number.

It is an amenable number.

55156100016 is an abundant number, since it is smaller than the sum of its proper divisors (88722191184).

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

55156100016 is a wasteful number, since it uses less digits than its factorization.

55156100016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26026 (or 26020 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 55156100016 in words is "fifty-five billion, one hundred fifty-six million, one hundred thousand, sixteen".