34504221321 has 10 divisors (see below), whose sum is σ = 51543343082. Its totient is φ = 23002814160.

The previous prime is 34504221313. The next prime is 34504221341. The reversal of 34504221321 is 12312240543.

34504221321 is a `hidden beast` number, since 3 + 4 + 504 + 22 + 132 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 29549610000 + 4954611321 = 171900^2 + 70389^2 .

It is not a de Polignac number, because 34504221321 - 2³ = 34504221313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34504221341) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 212988940 + ... + 212989101.

Almost surely, 2^34504221321 is an apocalyptic number.

It is an amenable number.

34504221321 is a deficient number, since it is larger than the sum of its proper divisors (17039121761).

34504221321 is an equidigital number, since it uses as much as digits as its factorization.

34504221321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425978053 (or 425978044 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 34504221321 its reverse (12312240543), we get a palindrome (46816461864).

The spelling of 34504221321 in words is "thirty-four billion, five hundred four million, two hundred twenty-one thousand, three hundred twenty-one".