4029998499731 has 2 divisors, whose sum is σ = 4029998499732. Its totient is φ = 4029998499730.

The previous prime is 4029998499697. The next prime is 4029998499871. The reversal of 4029998499731 is 1379948999204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4029998499731 - 2²⁶ = 4029931390867 is a prime.

It is a super-2 number, since 2×4029998499731² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4029998498731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2014999249865 + 2014999249866.

It is an arithmetic number, because the mean of its divisors is an integer number (2014999249866).

Almost surely, 2^{4029998499731} is an apocalyptic number.

4029998499731 is a deficient number, since it is larger than the sum of its proper divisors (1).

4029998499731 is an equidigital number, since it uses as much as digits as its factorization.

4029998499731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317447424, while the sum is 74.

The spelling of 4029998499731 in words is "four trillion, twenty-nine billion, nine hundred ninety-eight million, four hundred ninety-nine thousand, seven hundred thirty-one".