3667891235890 has 16 divisors (see below), whose sum is σ = 7545376256832. Its totient is φ = 1257562709424.

The previous prime is 3667891235849. The next prime is 3667891235909. The reversal of 3667891235890 is 985321987663.

It is a super-2 number, since 2×3667891235890² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26199223044 + ... + 26199223183.

It is an arithmetic number, because the mean of its divisors is an integer number (471586016052).

Almost surely, 2^{3667891235890} is an apocalyptic number.

3667891235890 is an abundant number, since it is smaller than the sum of its proper divisors (3877485020942).

3667891235890 is a wasteful number, since it uses less digits than its factorization.

3667891235890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52398446241.

The product of its (nonzero) digits is 117573120, while the sum is 67.

The spelling of 3667891235890 in words is "three trillion, six hundred sixty-seven billion, eight hundred ninety-one million, two hundred thirty-five thousand, eight hundred ninety".