272222505072 has 90 divisors (see below), whose sum is σ = 886227795648. Its totient is φ = 77777856576.

The previous prime is 272222505067. The next prime is 272222505077. The reversal of 272222505072 is 270505222272.

272222505072 is a `hidden beast` number, since 272 + 22 + 250 + 50 + 72 = 666.

It is an interprime number because it is at equal distance from previous prime (272222505067) and next prime (272222505077).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272222505077) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19283088 + ... + 19297199.

Almost surely, 2^272222505072 is an apocalyptic number.

It is an amenable number.

272222505072 is an abundant number, since it is smaller than the sum of its proper divisors (614005290576).

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

272222505072 is a wasteful number, since it uses less digits than its factorization.

272222505072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38580315 (or 38580299 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 36.

The spelling of 272222505072 in words is "two hundred seventy-two billion, two hundred twenty-two million, five hundred five thousand, seventy-two".