35221520065145 has 16 divisors (see below), whose sum is σ = 46424703795840. Its totient is φ = 25533587084544.

The previous prime is 35221520065097. The next prime is 35221520065153. The reversal of 35221520065145 is 54156002512253.

It is a cyclic number.

It is not a de Polignac number, because 35221520065145 - 2¹⁴ = 35221520048761 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8059842224 + ... + 8059846593.

It is an arithmetic number, because the mean of its divisors is an integer number (2901543987240).

Almost surely, 2^{35221520065145} is an apocalyptic number.

It is an amenable number.

35221520065145 is a deficient number, since it is larger than the sum of its proper divisors (11203183730695).

35221520065145 is a wasteful number, since it uses less digits than its factorization.

35221520065145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16119688864.

The product of its (nonzero) digits is 360000, while the sum is 41.

Adding to 35221520065145 its reverse (54156002512253), we get a palindrome (89377522577398).

The spelling of 35221520065145 in words is "thirty-five trillion, two hundred twenty-one billion, five hundred twenty million, sixty-five thousand, one hundred forty-five".