2026017557538 has 16 divisors (see below), whose sum is σ = 4363730124096. Its totient is φ = 623390017680.

The previous prime is 2026017557533. The next prime is 2026017557549. The reversal of 2026017557538 is 8357557106202.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2026017557533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12987291958 + ... + 12987292113.

It is an arithmetic number, because the mean of its divisors is an integer number (272733132756).

Almost surely, 2^{2026017557538} is an apocalyptic number.

2026017557538 is an abundant number, since it is smaller than the sum of its proper divisors (2337712566558).

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

2026017557538 is a wasteful number, since it uses less digits than its factorization.

2026017557538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25974584089.

The product of its (nonzero) digits is 3528000, while the sum is 51.

The spelling of 2026017557538 in words is "two trillion, twenty-six billion, seventeen million, five hundred fifty-seven thousand, five hundred thirty-eight".