667740370101 has 8 divisors (see below), whose sum is σ = 1017509135424. Its totient is φ = 381565925760.

The previous prime is 667740370079. The next prime is 667740370103. The reversal of 667740370101 is 101073047766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 667740370101 - 2⁷ = 667740369973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667740370103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15898580220 + ... + 15898580261.

It is an arithmetic number, because the mean of its divisors is an integer number (127188641928).

Almost surely, 2^667740370101 is an apocalyptic number.

It is an amenable number.

667740370101 is a deficient number, since it is larger than the sum of its proper divisors (349768765323).

667740370101 is a wasteful number, since it uses less digits than its factorization.

667740370101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31797160491.

The product of its (nonzero) digits is 148176, while the sum is 42.

The spelling of 667740370101 in words is "six hundred sixty-seven billion, seven hundred forty million, three hundred seventy thousand, one hundred one".