672345009167 has 8 divisors (see below), whose sum is σ = 739469470656. Its totient is φ = 607421349792.

The previous prime is 672345009137. The next prime is 672345009197. The reversal of 672345009167 is 761900543276.

It is an interprime number because it is at equal distance from previous prime (672345009137) and next prime (672345009197).

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

It is a cyclic number.

It is not a de Polignac number, because 672345009167 - 2¹⁴ = 672344992783 is a prime.

It is a super-2 number, since 2×672345009167² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672345009137) 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 7 ways as a sum of consecutive naturals, for example, 550199888 + ... + 550201109.

It is an arithmetic number, because the mean of its divisors is an integer number (92433683832).

Almost surely, 2^672345009167 is an apocalyptic number.

672345009167 is a deficient number, since it is larger than the sum of its proper divisors (67124461489).

672345009167 is a wasteful number, since it uses less digits than its factorization.

672345009167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100401057.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 672345009167 in words is "six hundred seventy-two billion, three hundred forty-five million, nine thousand, one hundred sixty-seven".