3456398731707 has 8 divisors (see below), whose sum is σ = 5120590713680. Its totient is φ = 2304265821120.

The previous prime is 3456398731697. The next prime is 3456398731717. The reversal of 3456398731707 is 7071378936543.

It is a happy number.

3456398731707 is a `hidden beast` number, since 3 + 4 + 5 + 6 + 398 + 73 + 170 + 7 = 666.

3456398731707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3456398731697) and next prime (3456398731717).

It is not a de Polignac number, because 3456398731707 - 2¹² = 3456398727611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3456398731717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64007383894 + ... + 64007383947.

It is an arithmetic number, because the mean of its divisors is an integer number (640073839210).

Almost surely, 2^{3456398731707} is an apocalyptic number.

3456398731707 is a deficient number, since it is larger than the sum of its proper divisors (1664191981973).

3456398731707 is a wasteful number, since it uses less digits than its factorization.

3456398731707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128014767850 (or 128014767844 counting only the distinct ones).

The product of its (nonzero) digits is 80015040, while the sum is 63.

The spelling of 3456398731707 in words is "three trillion, four hundred fifty-six billion, three hundred ninety-eight million, seven hundred thirty-one thousand, seven hundred seven".