4020330215893 has 2 divisors, whose sum is σ = 4020330215894. Its totient is φ = 4020330215892.

The previous prime is 4020330215873. The next prime is 4020330215899. The reversal of 4020330215893 is 3985120330204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2270376927729 + 1749953288164 = 1506777^2 + 1322858^2 .

It is a cyclic number.

It is not a de Polignac number, because 4020330215893 - 2¹³ = 4020330207701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4020330215899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010165107946 + 2010165107947.

It is an arithmetic number, because the mean of its divisors is an integer number (2010165107947).

Almost surely, 2^{4020330215893} is an apocalyptic number.

It is an amenable number.

4020330215893 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020330215893 is an equidigital number, since it uses as much as digits as its factorization.

4020330215893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 4020330215893 in words is "four trillion, twenty billion, three hundred thirty million, two hundred fifteen thousand, eight hundred ninety-three".