667701254253 has 16 divisors (see below), whose sum is σ = 971560728576. Its totient is φ = 404517883440.

The previous prime is 667701254251. The next prime is 667701254299. The reversal of 667701254253 is 352452107766.

667701254253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 667701254253 - 2¹ = 667701254251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667701254251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3647901 + ... + 3826562.

It is an arithmetic number, because the mean of its divisors is an integer number (60722545536).

Almost surely, 2^667701254253 is an apocalyptic number.

It is an amenable number.

667701254253 is a deficient number, since it is larger than the sum of its proper divisors (303859474323).

667701254253 is a wasteful number, since it uses less digits than its factorization.

667701254253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7477184.

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 667701254253 in words is "six hundred sixty-seven billion, seven hundred one million, two hundred fifty-four thousand, two hundred fifty-three".