1065202723490 has 32 divisors (see below), whose sum is σ = 1944067426560. Its totient is φ = 420149821824.

The previous prime is 1065202723477. The next prime is 1065202723537. The reversal of 1065202723490 is 943272025601.

It is a super-2 number, since 2×1065202723490² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3128231 + ... + 3451989.

It is an arithmetic number, because the mean of its divisors is an integer number (60752107080).

Almost surely, 2^{1065202723490} is an apocalyptic number.

1065202723490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1065202723490 is a deficient number, since it is larger than the sum of its proper divisors (878864703070).

1065202723490 is a wasteful number, since it uses less digits than its factorization.

1065202723490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328346.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 1065202723490 in words is "one trillion, sixty-five billion, two hundred two million, seven hundred twenty-three thousand, four hundred ninety".