2043430502538 has 8 divisors (see below), whose sum is σ = 4086861005088. Its totient is φ = 681143500844.

The previous prime is 2043430502537. The next prime is 2043430502563. The reversal of 2043430502538 is 8352050343402.

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

2043430502538 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2043430502496 and 2043430502505.

It is not an unprimeable number, because it can be changed into a prime (2043430502537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170285875206 + ... + 170285875217.

It is an arithmetic number, because the mean of its divisors is an integer number (510857625636).

Almost surely, 2^{2043430502538} is an apocalyptic number.

2043430502538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2043430502538 is a wasteful number, since it uses less digits than its factorization.

2043430502538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340571750428.

The product of its (nonzero) digits is 345600, while the sum is 39.

The spelling of 2043430502538 in words is "two trillion, forty-three billion, four hundred thirty million, five hundred two thousand, five hundred thirty-eight".