355605465503 has 8 divisors (see below), whose sum is σ = 378098850240. Its totient is φ = 333287127040.

The previous prime is 355605465491. The next prime is 355605465511. The reversal of 355605465503 is 305564506553.

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

It is not a de Polignac number, because 355605465503 - 2⁸ = 355605465247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355605765503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43757378 + ... + 43765503.

It is an arithmetic number, because the mean of its divisors is an integer number (47262356280).

Almost surely, 2^355605465503 is an apocalyptic number.

355605465503 is a deficient number, since it is larger than the sum of its proper divisors (22493384737).

355605465503 is a wasteful number, since it uses less digits than its factorization.

355605465503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87523137.

The product of its (nonzero) digits is 4050000, while the sum is 47.

The spelling of 355605465503 in words is "three hundred fifty-five billion, six hundred five million, four hundred sixty-five thousand, five hundred three".