485105523251 has 4 divisors (see below), whose sum is σ = 485119540752. Its totient is φ = 485091505752.

The previous prime is 485105523239. The next prime is 485105523263. The reversal of 485105523251 is 152325501584.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (485105523239) and next prime (485105523263).

It is a cyclic number.

It is not a de Polignac number, because 485105523251 - 2¹⁰ = 485105522227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 485105523199 and 485105523208.

It is not an unprimeable number, because it can be changed into a prime (485105523211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6956711 + ... + 7026096.

It is an arithmetic number, because the mean of its divisors is an integer number (121279885188).

Almost surely, 2^485105523251 is an apocalyptic number.

485105523251 is a deficient number, since it is larger than the sum of its proper divisors (14017501).

485105523251 is a wasteful number, since it uses less digits than its factorization.

485105523251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14017500.

The product of its (nonzero) digits is 240000, while the sum is 41.

The spelling of 485105523251 in words is "four hundred eighty-five billion, one hundred five million, five hundred twenty-three thousand, two hundred fifty-one".