634426241362255 has 8 divisors (see below), whose sum is σ = 761312329470000. Its totient is φ = 507540433199616.

The previous prime is 634426241362237. The next prime is 634426241362313. The reversal of 634426241362255 is 552263142624436.

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 634426241362255 - 2¹⁹ = 634426240837967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 634426241362196 and 634426241362205.

It is a congruent number.

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, 64967805 + ... + 74092294.

It is an arithmetic number, because the mean of its divisors is an integer number (95164041183750).

Almost surely, 2^{634426241362255} is an apocalyptic number.

634426241362255 is a deficient number, since it is larger than the sum of its proper divisors (126886088107745).

634426241362255 is a wasteful number, since it uses less digits than its factorization.

634426241362255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139972553.

The product of its digits is 49766400, while the sum is 55.

The spelling of 634426241362255 in words is "six hundred thirty-four trillion, four hundred twenty-six billion, two hundred forty-one million, three hundred sixty-two thousand, two hundred fifty-five".