70530232505 has 4 divisors (see below), whose sum is σ = 84636279012. Its totient is φ = 56424186000.

The previous prime is 70530232453. The next prime is 70530232523. The reversal of 70530232505 is 50523203507.

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 16095743161 + 54434489344 = 126869^2 + 233312^2 .

It is not a de Polignac number, because 70530232505 - 2¹⁴ = 70530216121 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7053023246 + ... + 7053023255.

It is an arithmetic number, because the mean of its divisors is an integer number (21159069753).

Almost surely, 2^70530232505 is an apocalyptic number.

It is an amenable number.

70530232505 is a deficient number, since it is larger than the sum of its proper divisors (14106046507).

70530232505 is a wasteful number, since it uses less digits than its factorization.

70530232505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14106046506.

The product of its (nonzero) digits is 31500, while the sum is 32.

The spelling of 70530232505 in words is "seventy billion, five hundred thirty million, two hundred thirty-two thousand, five hundred five".