672041563273422 has 32 divisors (see below), whose sum is σ = 1572027048595200. Its totient is φ = 212223651559704.

The previous prime is 672041563273391. The next prime is 672041563273429. The reversal of 672041563273422 is 224372365140276.

It is a happy number.

672041563273422 is a `hidden beast` number, since 6 + 7 + 2 + 0 + 4 + 1 + 563 + 2 + 73 + 4 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672041563273429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327505634098 + ... + 327505636149.

It is an arithmetic number, because the mean of its divisors is an integer number (49125845268600).

Almost surely, 2^{672041563273422} is an apocalyptic number.

672041563273422 is an abundant number, since it is smaller than the sum of its proper divisors (899985485321778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

672041563273422 is a wasteful number, since it uses less digits than its factorization.

672041563273422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655011270277 (or 655011270271 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 54.

The spelling of 672041563273422 in words is "six hundred seventy-two trillion, forty-one billion, five hundred sixty-three million, two hundred seventy-three thousand, four hundred twenty-two".