1829426140019 has 4 divisors (see below), whose sum is σ = 1838619236400. Its totient is φ = 1820233043640.

The previous prime is 1829426140013. The next prime is 1829426140021. The reversal of 1829426140019 is 9100416249281.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1829426140019 is a prime.

It is a super-2 number, since 2×1829426140019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1829426140013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4596547892 + ... + 4596548289.

It is an arithmetic number, because the mean of its divisors is an integer number (459654809100).

Almost surely, 2^{1829426140019} is an apocalyptic number.

1829426140019 is a deficient number, since it is larger than the sum of its proper divisors (9193096381).

1829426140019 is an equidigital number, since it uses as much as digits as its factorization.

1829426140019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9193096380.

The product of its (nonzero) digits is 248832, while the sum is 47.

The spelling of 1829426140019 in words is "one trillion, eight hundred twenty-nine billion, four hundred twenty-six million, one hundred forty thousand, nineteen".