1672306803290 has 16 divisors (see below), whose sum is σ = 3091507712712. Its totient is φ = 650843728704.

The previous prime is 1672306803287. The next prime is 1672306803319. The reversal of 1672306803290 is 923086032761.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1647806101561 + 24500701729 = 1283669^2 + 156527^2 .

It is a super-2 number, since 2×1672306803290² (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 7 ways as a sum of consecutive naturals, for example, 2259873689 + ... + 2259874428.

Almost surely, 2^{1672306803290} is an apocalyptic number.

1672306803290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1672306803290 is a deficient number, since it is larger than the sum of its proper divisors (1419200909422).

1672306803290 is a wasteful number, since it uses less digits than its factorization.

1672306803290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4519748161.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 1672306803290 in words is "one trillion, six hundred seventy-two billion, three hundred six million, eight hundred three thousand, two hundred ninety".