34502658221 has 2 divisors, whose sum is σ = 34502658222. Its totient is φ = 34502658220.

The previous prime is 34502658199. The next prime is 34502658233. The reversal of 34502658221 is 12285620543.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34465922500 + 36735721 = 185650^2 + 6061^2 .

It is a cyclic number.

It is not a de Polignac number, because 34502658221 - 2²² = 34498463917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34502652221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17251329110 + 17251329111.

It is an arithmetic number, because the mean of its divisors is an integer number (17251329111).

Almost surely, 2^34502658221 is an apocalyptic number.

It is an amenable number.

34502658221 is a deficient number, since it is larger than the sum of its proper divisors (1).

34502658221 is an equidigital number, since it uses as much as digits as its factorization.

34502658221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 34502658221 in words is "thirty-four billion, five hundred two million, six hundred fifty-eight thousand, two hundred twenty-one".