670370690571 has 4 divisors (see below), whose sum is σ = 893827587432. Its totient is φ = 446913793712.

The previous prime is 670370690569. The next prime is 670370690579. The reversal of 670370690571 is 175096073076.

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 670370690571 - 2¹ = 670370690569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670370690579) 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 3 ways as a sum of consecutive naturals, for example, 111728448426 + ... + 111728448431.

It is an arithmetic number, because the mean of its divisors is an integer number (223456896858).

Almost surely, 2^670370690571 is an apocalyptic number.

670370690571 is a deficient number, since it is larger than the sum of its proper divisors (223456896861).

670370690571 is a wasteful number, since it uses less digits than its factorization.

670370690571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223456896860.

The product of its (nonzero) digits is 1666980, while the sum is 51.

The spelling of 670370690571 in words is "six hundred seventy billion, three hundred seventy million, six hundred ninety thousand, five hundred seventy-one".