605056561454 has 4 divisors (see below), whose sum is σ = 907584842184. Its totient is φ = 302528280726.

The previous prime is 605056561427. The next prime is 605056561457. The reversal of 605056561454 is 454165650506.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 454165650506 = 2 ⋅227082825253.

It is a junction number, because it is equal to n+sod(n) for n = 605056561399 and 605056561408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605056561457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151264140362 + ... + 151264140365.

It is an arithmetic number, because the mean of its divisors is an integer number (226896210546).

Almost surely, 2^605056561454 is an apocalyptic number.

605056561454 is a deficient number, since it is larger than the sum of its proper divisors (302528280730).

605056561454 is a wasteful number, since it uses less digits than its factorization.

605056561454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302528280729.

The product of its (nonzero) digits is 2160000, while the sum is 47.

The spelling of 605056561454 in words is "six hundred five billion, fifty-six million, five hundred sixty-one thousand, four hundred fifty-four".