4051331955019 has 2 divisors, whose sum is σ = 4051331955020. Its totient is φ = 4051331955018.

The previous prime is 4051331954977. The next prime is 4051331955049. The reversal of 4051331955019 is 9105591331504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4051331955019 - 2¹⁷ = 4051331823947 is a prime.

It is a super-2 number, since 2×4051331955019² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4051331955019.

It is not a weakly prime, because it can be changed into another prime (4051331955049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2025665977509 + 2025665977510.

It is an arithmetic number, because the mean of its divisors is an integer number (2025665977510).

Almost surely, 2^{4051331955019} is an apocalyptic number.

4051331955019 is a deficient number, since it is larger than the sum of its proper divisors (1).

4051331955019 is an equidigital number, since it uses as much as digits as its factorization.

4051331955019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 364500, while the sum is 46.

The spelling of 4051331955019 in words is "four trillion, fifty-one billion, three hundred thirty-one million, nine hundred fifty-five thousand, nineteen".