1066645350 has 36 divisors (see below), whose sum is σ = 2865721716. Its totient is φ = 284438640.

The previous prime is 1066645291. The next prime is 1066645369. The reversal of 1066645350 is 535466601.

It is a super-2 number, since 2×1066645350² = 2275464605353245000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1184712 + ... + 1185611.

It is an arithmetic number, because the mean of its divisors is an integer number (79603381).

Almost surely, 2^1066645350 is an apocalyptic number.

1066645350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066645350 is an abundant number, since it is smaller than the sum of its proper divisors (1799076366).

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

1066645350 is a wasteful number, since it uses less digits than its factorization.

1066645350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2370341 (or 2370333 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 1066645350 is about 32659.5368920014. The cubic root of 1066645350 is about 1021.7391034949.

It can be divided in two parts, 1066 and 645350, that added together give a square (646416 = 804²).

The spelling of 1066645350 in words is "one billion, sixty-six million, six hundred forty-five thousand, three hundred fifty".