70736674067 has 4 divisors (see below), whose sum is σ = 70737357600. Its totient is φ = 70735990536.

The previous prime is 70736674049. The next prime is 70736674109. The reversal of 70736674067 is 76047663707.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 70736674067 - 2¹⁸ = 70736411923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70736674367) 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, 151067 + ... + 405332.

It is an arithmetic number, because the mean of its divisors is an integer number (17684339400).

Almost surely, 2^70736674067 is an apocalyptic number.

70736674067 is a deficient number, since it is larger than the sum of its proper divisors (683533).

70736674067 is a wasteful number, since it uses less digits than its factorization.

70736674067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683532.

The product of its (nonzero) digits is 6223392, while the sum is 53.

The spelling of 70736674067 in words is "seventy billion, seven hundred thirty-six million, six hundred seventy-four thousand, sixty-seven".