70613508309 has 8 divisors (see below), whose sum is σ = 95441089152. Its totient is φ = 46430799840.

The previous prime is 70613508307. The next prime is 70613508313. The reversal of 70613508309 is 90380531607.

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

It is not a de Polignac number, because 70613508309 - 2¹ = 70613508307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70613508307) 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, 161217837 + ... + 161218274.

It is an arithmetic number, because the mean of its divisors is an integer number (11930136144).

Almost surely, 2^70613508309 is an apocalyptic number.

It is an amenable number.

70613508309 is a deficient number, since it is larger than the sum of its proper divisors (24827580843).

70613508309 is a wasteful number, since it uses less digits than its factorization.

70613508309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322436187.

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 70613508309 in words is "seventy billion, six hundred thirteen million, five hundred eight thousand, three hundred nine".