87803582470273 has 2 divisors, whose sum is σ = 87803582470274. Its totient is φ = 87803582470272.

The previous prime is 87803582470231. The next prime is 87803582470313. The reversal of 87803582470273 is 37207428530878.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87051456438769 + 752126031504 = 9330137^2 + 867252^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-87803582470273 is a prime.

It is a super-2 number, since 2×87803582470273² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (87803582473273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43901791235136 + 43901791235137.

It is an arithmetic number, because the mean of its divisors is an integer number (43901791235137).

Almost surely, 2^{87803582470273} is an apocalyptic number.

It is an amenable number.

87803582470273 is a deficient number, since it is larger than the sum of its proper divisors (1).

87803582470273 is an equidigital number, since it uses as much as digits as its factorization.

87803582470273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126443520, while the sum is 64.

The spelling of 87803582470273 in words is "eighty-seven trillion, eight hundred three billion, five hundred eighty-two million, four hundred seventy thousand, two hundred seventy-three".