70671383409 has 32 divisors (see below), whose sum is σ = 104622732288. Its totient is φ = 42071400000.

The previous prime is 70671383407. The next prime is 70671383423. The reversal of 70671383409 is 90438317607.

It is not a de Polignac number, because 70671383409 - 2¹ = 70671383407 is a prime.

It is a super-2 number, since 2×70671383409² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (70671383407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1472034 + ... + 1519284.

It is an arithmetic number, because the mean of its divisors is an integer number (3269460384).

Almost surely, 2^70671383409 is an apocalyptic number.

It is an amenable number.

70671383409 is a deficient number, since it is larger than the sum of its proper divisors (33951348879).

70671383409 is a wasteful number, since it uses less digits than its factorization.

70671383409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48069.

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 70671383409 in words is "seventy billion, six hundred seventy-one million, three hundred eighty-three thousand, four hundred nine".