72257203283 has 2 divisors, whose sum is σ = 72257203284. Its totient is φ = 72257203282.

The previous prime is 72257203231. The next prime is 72257203309. The reversal of 72257203283 is 38230275227.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72257203283 - 2¹² = 72257199187 is a prime.

It is a super-2 number, since 2×72257203283² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 72257203283.

It is not a weakly prime, because it can be changed into another prime (72257703283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36128601641 + 36128601642.

It is an arithmetic number, because the mean of its divisors is an integer number (36128601642).

Almost surely, 2^72257203283 is an apocalyptic number.

72257203283 is a deficient number, since it is larger than the sum of its proper divisors (1).

72257203283 is an equidigital number, since it uses as much as digits as its factorization.

72257203283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 72257203283 in words is "seventy-two billion, two hundred fifty-seven million, two hundred three thousand, two hundred eighty-three".