1202038542489 has 16 divisors (see below), whose sum is σ = 1604421181440. Its totient is φ = 800507844240.

The previous prime is 1202038542457. The next prime is 1202038542511. The reversal of 1202038542489 is 9842458302021.

It is not a de Polignac number, because 1202038542489 - 2⁵ = 1202038542457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1202038542409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13327234 + ... + 13417124.

It is an arithmetic number, because the mean of its divisors is an integer number (100276323840).

Almost surely, 2^{1202038542489} is an apocalyptic number.

It is an amenable number.

1202038542489 is a deficient number, since it is larger than the sum of its proper divisors (402382638951).

1202038542489 is a wasteful number, since it uses less digits than its factorization.

1202038542489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94580.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 1202038542489 in words is "one trillion, two hundred two billion, thirty-eight million, five hundred forty-two thousand, four hundred eighty-nine".