70055917617 has 8 divisors (see below), whose sum is σ = 106751874496. Its totient is φ = 40031952912.

The previous prime is 70055917531. The next prime is 70055917643. The reversal of 70055917617 is 71671955007.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70055917617 - 2⁷ = 70055917489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70055917717) 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, 1667998018 + ... + 1667998059.

It is an arithmetic number, because the mean of its divisors is an integer number (13343984312).

Almost surely, 2^70055917617 is an apocalyptic number.

It is an amenable number.

70055917617 is a deficient number, since it is larger than the sum of its proper divisors (36695956879).

70055917617 is a wasteful number, since it uses less digits than its factorization.

70055917617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335996087.

The product of its (nonzero) digits is 463050, while the sum is 48.

The spelling of 70055917617 in words is "seventy billion, fifty-five million, nine hundred seventeen thousand, six hundred seventeen".