545956881888 has 96 divisors (see below), whose sum is σ = 1564285105152. Its totient is φ = 165350144000.

The previous prime is 545956881857. The next prime is 545956881923. The reversal of 545956881888 is 888188659545.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent 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, 1783288 + ... + 2066888.

It is an arithmetic number, because the mean of its divisors is an integer number (16294636512).

Almost surely, 2^545956881888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545956881888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782142552576).

545956881888 is an abundant number, since it is smaller than the sum of its proper divisors (1018328223264).

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

545956881888 is a wasteful number, since it uses less digits than its factorization.

545956881888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285448 (or 285440 counting only the distinct ones).

The product of its digits is 884736000, while the sum is 75.

The spelling of 545956881888 in words is "five hundred forty-five billion, nine hundred fifty-six million, eight hundred eighty-one thousand, eight hundred eighty-eight".