4020590832218 has 4 divisors (see below), whose sum is σ = 6030886248330. Its totient is φ = 2010295416108.

The previous prime is 4020590832187. The next prime is 4020590832227. The reversal of 4020590832218 is 8122380950204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2349577005889 + 1671013826329 = 1532833^2 + 1292677^2 .

It is a super-3 number, since 3×4020590832218³ (a number of 39 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005147708053 + ... + 1005147708056.

Almost surely, 2^{4020590832218} is an apocalyptic number.

4020590832218 is a deficient number, since it is larger than the sum of its proper divisors (2010295416112).

4020590832218 is a wasteful number, since it uses less digits than its factorization.

4020590832218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010295416111.

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 4020590832218 in words is "four trillion, twenty billion, five hundred ninety million, eight hundred thirty-two thousand, two hundred eighteen".