106731426715 has 4 divisors (see below), whose sum is σ = 128077712064. Its totient is φ = 85385141368.

The previous prime is 106731426623. The next prime is 106731426761. The reversal of 106731426715 is 517624137601.

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

It is a cyclic number.

It is not a de Polignac number, because 106731426715 - 2¹⁹ = 106730902427 is a prime.

It is a super-2 number, since 2×106731426715² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10673142667 + ... + 10673142676.

It is an arithmetic number, because the mean of its divisors is an integer number (32019428016).

Almost surely, 2^106731426715 is an apocalyptic number.

106731426715 is a deficient number, since it is larger than the sum of its proper divisors (21346285349).

106731426715 is an equidigital number, since it uses as much as digits as its factorization.

106731426715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21346285348.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 106731426715 in words is "one hundred six billion, seven hundred thirty-one million, four hundred twenty-six thousand, seven hundred fifteen".