1065671650 has 24 divisors (see below), whose sum is σ = 2068331904. Its totient is φ = 407734800.

The previous prime is 1065671617. The next prime is 1065671653. The reversal of 1065671650 is 561765601.

1065671650 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1065671650² = 2271312131227445000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065671653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 462186 + ... + 464485.

It is an arithmetic number, because the mean of its divisors is an integer number (86180496).

Almost surely, 2^1065671650 is an apocalyptic number.

1065671650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1065671650 is a deficient number, since it is larger than the sum of its proper divisors (1002660254).

1065671650 is a wasteful number, since it uses less digits than its factorization.

1065671650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926706 (or 926701 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 1065671650 is about 32644.6266635108. The cubic root of 1065671650 is about 1021.4281065785.

The spelling of 1065671650 in words is "one billion, sixty-five million, six hundred seventy-one thousand, six hundred fifty".