880400044 has 24 divisors (see below), whose sum is σ = 1552748400. Its totient is φ = 436769280.

The previous prime is 880400021. The next prime is 880400047. The reversal of 880400044 is 440004088.

It is a happy number.

It is a super-3 number, since 3×880400044³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 880399985 and 880400021.

It is not an unprimeable number, because it can be changed into a prime (880400047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406324 + ... + 408484.

It is an arithmetic number, because the mean of its divisors is an integer number (64697850).

Almost surely, 2^880400044 is an apocalyptic number.

It is an amenable number.

880400044 is a deficient number, since it is larger than the sum of its proper divisors (672348356).

880400044 is a wasteful number, since it uses less digits than its factorization.

880400044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2913 (or 2911 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The square root of 880400044 is about 29671.5359224965. The cubic root of 880400044 is about 958.4291599266.

The spelling of 880400044 in words is "eight hundred eighty million, four hundred thousand, forty-four".