70353072052 has 12 divisors (see below), whose sum is σ = 124247398660. Its totient is φ = 34853815296.

The previous prime is 70353072043. The next prime is 70353072071. The reversal of 70353072052 is 25027035307.

It can be written as a sum of positive squares in 2 ways, for example, as 60804655396 + 9548416656 = 246586^2 + 97716^2 .

It is a junction number, because it is equal to n+sod(n) for n = 70353071999 and 70353072017.

It is a congruent 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, 80679693 + ... + 80680564.

Almost surely, 2^70353072052 is an apocalyptic number.

It is an amenable number.

70353072052 is a deficient number, since it is larger than the sum of its proper divisors (53894326608).

70353072052 is a wasteful number, since it uses less digits than its factorization.

70353072052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161360370 (or 161360368 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 34.

The spelling of 70353072052 in words is "seventy billion, three hundred fifty-three million, seventy-two thousand, fifty-two".