1838063240497 has 8 divisors (see below), whose sum is σ = 2005306564032. Its totient is φ = 1670844361200.

The previous prime is 1838063240477. The next prime is 1838063240527. The reversal of 1838063240497 is 7940423608381.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1838063240497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1838063240467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5953654 + ... + 6254767.

It is an arithmetic number, because the mean of its divisors is an integer number (250663320504).

Almost surely, 2^{1838063240497} is an apocalyptic number.

It is an amenable number.

1838063240497 is a deficient number, since it is larger than the sum of its proper divisors (167243323535).

1838063240497 is a wasteful number, since it uses less digits than its factorization.

1838063240497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12222119.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 1838063240497 in words is "one trillion, eight hundred thirty-eight billion, sixty-three million, two hundred forty thousand, four hundred ninety-seven".