1055580650 has 24 divisors (see below), whose sum is σ = 1969722144. Its totient is φ = 420868400.

The previous prime is 1055580613. The next prime is 1055580667. The reversal of 1055580650 is 560855501.

It is a super-2 number, since 2×1055580650² = 2228501017308845000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055580650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18392 + ... + 49491.

It is an arithmetic number, because the mean of its divisors is an integer number (82071756).

Almost surely, 2^1055580650 is an apocalyptic number.

1055580650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055580650 is a deficient number, since it is larger than the sum of its proper divisors (914141494).

1055580650 is a wasteful number, since it uses less digits than its factorization.

1055580650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68206 (or 68201 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

The square root of 1055580650 is about 32489.7006757526. The cubic root of 1055580650 is about 1018.1938593268.

The spelling of 1055580650 in words is "one billion, fifty-five million, five hundred eighty thousand, six hundred fifty".