2535121555 has 8 divisors (see below), whose sum is σ = 3042943344. Its totient is φ = 2027565600.

The previous prime is 2535121483. The next prime is 2535121573. The reversal of 2535121555 is 5551215352.

2535121555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2535121555 - 2⁷ = 2535121427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2535121555.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44836 + ... + 84145.

It is an arithmetic number, because the mean of its divisors is an integer number (380367918).

Almost surely, 2^2535121555 is an apocalyptic number.

2535121555 is a deficient number, since it is larger than the sum of its proper divisors (507821789).

2535121555 is a wasteful number, since it uses less digits than its factorization.

2535121555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132917.

The product of its digits is 37500, while the sum is 34.

The square root of 2535121555 is about 50349.9906156893. The cubic root of 2535121555 is about 1363.5349136250.

The spelling of 2535121555 in words is "two billion, five hundred thirty-five million, one hundred twenty-one thousand, five hundred fifty-five".