422164688700272 has 80 divisors (see below), whose sum is σ = 936884542069440. Its totient is φ = 180523242031104.

The previous prime is 422164688700253. The next prime is 422164688700281. The reversal of 422164688700272 is 272007886461224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140058068 + ... + 143040524.

It is an arithmetic number, because the mean of its divisors is an integer number (11711056775868).

Almost surely, 2^{422164688700272} is an apocalyptic number.

It is an amenable number.

422164688700272 is an abundant number, since it is smaller than the sum of its proper divisors (514719853369168).

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

422164688700272 is a wasteful number, since it uses less digits than its factorization.

422164688700272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985298 (or 2985292 counting only the distinct ones).

The product of its (nonzero) digits is 28901376, while the sum is 59.

The spelling of 422164688700272 in words is "four hundred twenty-two trillion, one hundred sixty-four billion, six hundred eighty-eight million, seven hundred thousand, two hundred seventy-two".