1049045580 has 336 divisors, whose sum is σ = 3737115648. Its totient is φ = 244944000.

The previous prime is 1049045567. The next prime is 1049045633. The reversal of 1049045580 is 855409401.

1049045580 is a `hidden beast` number, since 10 + 4 + 90 + 4 + 558 + 0 = 666.

1049045580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1049045580² = 2200993257835072800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 4971675 + ... + 4971885.

It is an arithmetic number, because the mean of its divisors is an integer number (11122368).

Almost surely, 2^1049045580 is an apocalyptic number.

1049045580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1049045580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1868557824).

1049045580 is an abundant number, since it is smaller than the sum of its proper divisors (2688070068).

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

1049045580 is a wasteful number, since it uses less digits than its factorization.

1049045580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 1049045580 is about 32388.9731235802. The cubic root of 1049045580 is about 1016.0883050431.

The spelling of 1049045580 in words is "one billion, forty-nine million, forty-five thousand, five hundred eighty".