97269272028 has 72 divisors (see below), whose sum is σ = 267374579472. Its totient is φ = 29691090432.

The previous prime is 97269272021. The next prime is 97269272053. The reversal of 97269272028 is 82027296279.

It is a happy number.

97269272028 is a `hidden beast` number, since 97 + 269 + 272 + 0 + 28 = 666.

It is a super-2 number, since 2×97269272028² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97269272021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2125150 + ... + 2170437.

It is an arithmetic number, because the mean of its divisors is an integer number (3713535826).

Almost surely, 2^97269272028 is an apocalyptic number.

It is an amenable number.

97269272028 is an abundant number, since it is smaller than the sum of its proper divisors (170105307444).

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

97269272028 is a wasteful number, since it uses less digits than its factorization.

97269272028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4295651 (or 4295646 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 97269272028 in words is "ninety-seven billion, two hundred sixty-nine million, two hundred seventy-two thousand, twenty-eight".