712254452217 has 128 divisors (see below), whose sum is σ = 1242905444352. Its totient is φ = 351798163200.

The previous prime is 712254452191. The next prime is 712254452219.

712254452217 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 712254452217 - 2¹² = 712254448121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (712254452219) 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 127 ways as a sum of consecutive naturals, for example, 1161915603 + ... + 1161916215.

It is an arithmetic number, because the mean of its divisors is an integer number (9710198784).

Almost surely, 2^712254452217 is an apocalyptic number.

712254452217 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

712254452217 is a deficient number, since it is larger than the sum of its proper divisors (530650992135).

712254452217 is a wasteful number, since it uses less digits than its factorization.

712254452217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611.

The product of its digits is 313600, while the sum is 42.

The spelling of 712254452217 in words is "seven hundred twelve billion, two hundred fifty-four million, four hundred fifty-two thousand, two hundred seventeen".