635034155061243 has 32 divisors (see below), whose sum is σ = 991415281489920. Its totient is φ = 353975133335040.

The previous prime is 635034155061227. The next prime is 635034155061247. The reversal of 635034155061243 is 342160551430536.

It is not a de Polignac number, because 635034155061243 - 2⁴ = 635034155061227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 635034155061192 and 635034155061201.

It is not an unprimeable number, because it can be changed into a prime (635034155061247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47001130 + ... + 58984527.

It is an arithmetic number, because the mean of its divisors is an integer number (30981727546560).

Almost surely, 2^{635034155061243} is an apocalyptic number.

635034155061243 is a deficient number, since it is larger than the sum of its proper divisors (356381126428677).

635034155061243 is a wasteful number, since it uses less digits than its factorization.

635034155061243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105992667.

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 635034155061243 in words is "six hundred thirty-five trillion, thirty-four billion, one hundred fifty-five million, sixty-one thousand, two hundred forty-three".