70732330387 has 4 divisors (see below), whose sum is σ = 73014018496. Its totient is φ = 68450642280.

The previous prime is 70732330381. The next prime is 70732330393. The reversal of 70732330387 is 78303323707.

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

It is an interprime number because it is at equal distance from previous prime (70732330381) and next prime (70732330393).

It is a cyclic number.

It is not a de Polignac number, because 70732330387 - 2¹¹ = 70732328339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70732330381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1140844008 + ... + 1140844069.

It is an arithmetic number, because the mean of its divisors is an integer number (18253504624).

Almost surely, 2^70732330387 is an apocalyptic number.

70732330387 is a deficient number, since it is larger than the sum of its proper divisors (2281688109).

70732330387 is a wasteful number, since it uses less digits than its factorization.

70732330387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2281688108.

The product of its (nonzero) digits is 444528, while the sum is 43.

The spelling of 70732330387 in words is "seventy billion, seven hundred thirty-two million, three hundred thirty thousand, three hundred eighty-seven".