60146620220321 has 4 divisors (see below), whose sum is σ = 61613610957444. Its totient is φ = 58679629483200.

The previous prime is 60146620220273. The next prime is 60146620220347. The reversal of 60146620220321 is 12302202664106.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8171388142096 + 51975232078225 = 2858564^2 + 7209385^2 .

It is not a de Polignac number, because 60146620220321 - 2¹⁰ = 60146620219297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (60146620220821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 733495368500 + ... + 733495368581.

It is an arithmetic number, because the mean of its divisors is an integer number (15403402739361).

Almost surely, 2^{60146620220321} is an apocalyptic number.

It is an amenable number.

60146620220321 is a deficient number, since it is larger than the sum of its proper divisors (1466990737123).

60146620220321 is a wasteful number, since it uses less digits than its factorization.

60146620220321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466990737122.

The product of its (nonzero) digits is 41472, while the sum is 35.

Adding to 60146620220321 its reverse (12302202664106), we get a palindrome (72448822884427).

The spelling of 60146620220321 in words is "sixty trillion, one hundred forty-six billion, six hundred twenty million, two hundred twenty thousand, three hundred twenty-one".