1055544404 has 12 divisors (see below), whose sum is σ = 1847430144. Its totient is φ = 527707224.

The previous prime is 1055544403. The next prime is 1055544419. The reversal of 1055544404 is 4044455501.

It is a super-2 number, since 2×1055544404² = 2228347977631430432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055544401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56327 + ... + 72689.

It is an arithmetic number, because the mean of its divisors is an integer number (153952512).

Almost surely, 2^1055544404 is an apocalyptic number.

It is an amenable number.

1055544404 is a deficient number, since it is larger than the sum of its proper divisors (791885740).

1055544404 is a wasteful number, since it uses less digits than its factorization.

1055544404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32494 (or 32492 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The square root of 1055544404 is about 32489.1428634244. The cubic root of 1055544404 is about 1018.1822051164.

Adding to 1055544404 its reverse (4044455501), we get a palindrome (5099999905).

The spelling of 1055544404 in words is "one billion, fifty-five million, five hundred forty-four thousand, four hundred four".