425553155 has 8 divisors (see below), whose sum is σ = 522539952. Its totient is φ = 332525088.

The previous prime is 425553143. The next prime is 425553179. The reversal of 425553155 is 551355524.

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 425553155 - 2¹⁰ = 425552131 is a prime.

It is a Duffinian 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, 989444 + ... + 989873.

It is an arithmetic number, because the mean of its divisors is an integer number (65317494).

Almost surely, 2^425553155 is an apocalyptic number.

425553155 is a deficient number, since it is larger than the sum of its proper divisors (96986797).

425553155 is a wasteful number, since it uses less digits than its factorization.

425553155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979365.

The product of its digits is 75000, while the sum is 35.

The square root of 425553155 is about 20628.9397449311. The cubic root of 425553155 is about 752.1733434285.

The spelling of 425553155 in words is "four hundred twenty-five million, five hundred fifty-three thousand, one hundred fifty-five".