70671383408 has 40 divisors (see below), whose sum is σ = 138313120608. Its totient is φ = 34977964032.

The previous prime is 70671383407. The next prime is 70671383423. The reversal of 70671383408 is 80438317607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70671383407) 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 7 ways as a sum of consecutive naturals, for example, 4661216 + ... + 4676352.

Almost surely, 2^70671383408 is an apocalyptic number.

It is an amenable number.

70671383408 is a deficient number, since it is larger than the sum of its proper divisors (67641737200).

70671383408 is a wasteful number, since it uses less digits than its factorization.

70671383408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18081 (or 18075 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 70671383408 in words is "seventy billion, six hundred seventy-one million, three hundred eighty-three thousand, four hundred eight".