2153798526255 has 16 divisors (see below), whose sum is σ = 3595907105280. Its totient is φ = 1098749392928.

The previous prime is 2153798526197. The next prime is 2153798526289. The reversal of 2153798526255 is 5526258973512.

It is not a de Polignac number, because 2153798526255 - 2¹³ = 2153798518063 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3121446795 + ... + 3121447484.

It is an arithmetic number, because the mean of its divisors is an integer number (224744194080).

Almost surely, 2^{2153798526255} is an apocalyptic number.

2153798526255 is a deficient number, since it is larger than the sum of its proper divisors (1442108579025).

2153798526255 is a wasteful number, since it uses less digits than its factorization.

2153798526255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6242894310.

The product of its digits is 45360000, while the sum is 60.

The spelling of 2153798526255 in words is "two trillion, one hundred fifty-three billion, seven hundred ninety-eight million, five hundred twenty-six thousand, two hundred fifty-five".