2272072676428 has 24 divisors (see below), whose sum is σ = 4035816000944. Its totient is φ = 1118985278400.

The previous prime is 2272072676413. The next prime is 2272072676429. The reversal of 2272072676428 is 8246762702722.

It is a happy number.

It is a super-3 number, since 3×2272072676428³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2272072676429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2845198 + ... + 3555178.

Almost surely, 2^{2272072676428} is an apocalyptic number.

It is an amenable number.

2272072676428 is a deficient number, since it is larger than the sum of its proper divisors (1763743324516).

2272072676428 is a wasteful number, since it uses less digits than its factorization.

2272072676428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721993 (or 721991 counting only the distinct ones).

The product of its (nonzero) digits is 12644352, while the sum is 55.

The spelling of 2272072676428 in words is "two trillion, two hundred seventy-two billion, seventy-two million, six hundred seventy-six thousand, four hundred twenty-eight".