70643708502322 has 4 divisors (see below), whose sum is σ = 105965562753486. Its totient is φ = 35321854251160.

The previous prime is 70643708502307. The next prime is 70643708502373. The reversal of 70643708502322 is 22320580734607.

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

It can be written as a sum of positive squares in only one way, i.e., 67109011456081 + 3534697046241 = 8192009^2 + 1880079^2 .

It is a super-2 number, since 2×70643708502322² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17660927125579 + ... + 17660927125582.

Almost surely, 2^{70643708502322} is an apocalyptic number.

70643708502322 is a deficient number, since it is larger than the sum of its proper divisors (35321854251164).

70643708502322 is a wasteful number, since it uses less digits than its factorization.

70643708502322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35321854251163.

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 70643708502322 in words is "seventy trillion, six hundred forty-three billion, seven hundred eight million, five hundred two thousand, three hundred twenty-two".