1064550900 has 72 divisors (see below), whose sum is σ = 3520121920. Its totient is φ = 243325440.

The previous prime is 1064550889. The next prime is 1064550901. The reversal of 1064550900 is 90554601.

It is a super-2 number, since 2×1064550900² = 2266537237381620000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064550901) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 251365 + ... + 255564.

Almost surely, 2^1064550900 is an apocalyptic number.

1064550900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1064550900 is an abundant number, since it is smaller than the sum of its proper divisors (2455571020).

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

1064550900 is a wasteful number, since it uses less digits than its factorization.

1064550900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506953 (or 506946 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1064550900 is about 32627.4562293783. The cubic root of 1064550900 is about 1021.0699077232.

The spelling of 1064550900 in words is "one billion, sixty-four million, five hundred fifty thousand, nine hundred".