486740448218026 has 4 divisors (see below), whose sum is σ = 730110672327042. Its totient is φ = 243370224109012.

The previous prime is 486740448217981. The next prime is 486740448218029. The reversal of 486740448218026 is 620812844047684.

It is a happy number.

It is a Cunningham number, because it is equal to 22062195²+1.

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

It can be written as a sum of positive squares in only one way, i.e., 486740448218025 + 1 = 22062195^2 + 1^2 .

It is not an unprimeable number, because it can be changed into a prime (486740448218029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121685112054505 + ... + 121685112054508.

Almost surely, 2^{486740448218026} is an apocalyptic number.

486740448218026 is a deficient number, since it is larger than the sum of its proper divisors (243370224109016).

486740448218026 is a wasteful number, since it uses less digits than its factorization.

486740448218026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243370224109015.

The product of its (nonzero) digits is 132120576, while the sum is 64.

The spelling of 486740448218026 in words is "four hundred eighty-six trillion, seven hundred forty billion, four hundred forty-eight million, two hundred eighteen thousand, twenty-six".