70503345373 has 4 divisors (see below), whose sum is σ = 70564494268. Its totient is φ = 70442196480.

The previous prime is 70503345371. The next prime is 70503345547. The reversal of 70503345373 is 37354330507.

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

It can be written as a sum of positive squares in 2 ways, for example, as 31499860324 + 39003485049 = 177482^2 + 197493^2 .

It is a cyclic number.

It is not a de Polignac number, because 70503345373 - 2¹ = 70503345371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70503345371) by changing a digit.

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, 30572718 + ... + 30575023.

It is an arithmetic number, because the mean of its divisors is an integer number (17641123567).

Almost surely, 2^70503345373 is an apocalyptic number.

It is an amenable number.

70503345373 is a deficient number, since it is larger than the sum of its proper divisors (61148895).

70503345373 is a wasteful number, since it uses less digits than its factorization.

70503345373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61148894.

The product of its (nonzero) digits is 396900, while the sum is 40.

The spelling of 70503345373 in words is "seventy billion, five hundred three million, three hundred forty-five thousand, three hundred seventy-three".