70277936423 has 4 divisors (see below), whose sum is σ = 70280443800. Its totient is φ = 70275429048.

The previous prime is 70277936413. The next prime is 70277936467. The reversal of 70277936423 is 32463977207.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70277936423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70277936413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1211165 + ... + 1267862.

It is an arithmetic number, because the mean of its divisors is an integer number (17570110950).

Almost surely, 2^70277936423 is an apocalyptic number.

70277936423 is a deficient number, since it is larger than the sum of its proper divisors (2507377).

70277936423 is a wasteful number, since it uses less digits than its factorization.

70277936423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507376.

The product of its (nonzero) digits is 2667168, while the sum is 50.

The spelling of 70277936423 in words is "seventy billion, two hundred seventy-seven million, nine hundred thirty-six thousand, four hundred twenty-three".