2535204255121 has 8 divisors (see below), whose sum is σ = 2541784812840. Its totient is φ = 2528624022912.

The previous prime is 2535204255091. The next prime is 2535204255127. The reversal of 2535204255121 is 1215524025352.

It can be written as a sum of positive squares in 4 ways, for example, as 755701614721 + 1779502640400 = 869311^2 + 1333980^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2535204255121 - 2¹¹ = 2535204253073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2535204255127) 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, 28201581 + ... + 28291333.

It is an arithmetic number, because the mean of its divisors is an integer number (317723101605).

Almost surely, 2^{2535204255121} is an apocalyptic number.

It is an amenable number.

2535204255121 is a deficient number, since it is larger than the sum of its proper divisors (6580557719).

2535204255121 is an equidigital number, since it uses as much as digits as its factorization.

2535204255121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162755.

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 2535204255121 in words is "two trillion, five hundred thirty-five billion, two hundred four million, two hundred fifty-five thousand, one hundred twenty-one".