880128113444 has 6 divisors (see below), whose sum is σ = 1540224198534. Its totient is φ = 440064056720.

The previous prime is 880128113429. The next prime is 880128113467. The reversal of 880128113444 is 444311821088.

It can be written as a sum of positive squares in only one way, i.e., 863263974400 + 16864139044 = 929120^2 + 129862^2 .

It is a super-2 number, since 2×880128113444² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 880128113395 and 880128113404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110016014177 + ... + 110016014184.

It is an arithmetic number, because the mean of its divisors is an integer number (256704033089).

Almost surely, 2^880128113444 is an apocalyptic number.

It is an amenable number.

880128113444 is a deficient number, since it is larger than the sum of its proper divisors (660096085090).

880128113444 is a wasteful number, since it uses less digits than its factorization.

880128113444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220032028365 (or 220032028363 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 44.

The spelling of 880128113444 in words is "eight hundred eighty billion, one hundred twenty-eight million, one hundred thirteen thousand, four hundred forty-four".