70426640649039 has 4 divisors (see below), whose sum is σ = 93902187532056. Its totient is φ = 46951093766024.

The previous prime is 70426640649007. The next prime is 70426640649059. The reversal of 70426640649039 is 93094604662407.

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

It is a cyclic number.

It is not a de Polignac number, because 70426640649039 - 2⁵ = 70426640649007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70426640649059) 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, 11737773441504 + ... + 11737773441509.

It is an arithmetic number, because the mean of its divisors is an integer number (23475546883014).

Almost surely, 2^{70426640649039} is an apocalyptic number.

70426640649039 is a deficient number, since it is larger than the sum of its proper divisors (23475546883017).

70426640649039 is a wasteful number, since it uses less digits than its factorization.

70426640649039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23475546883016.

The product of its (nonzero) digits is 47029248, while the sum is 60.

The spelling of 70426640649039 in words is "seventy trillion, four hundred twenty-six billion, six hundred forty million, six hundred forty-nine thousand, thirty-nine".