621463313411053 has 16 divisors (see below), whose sum is σ = 669971580949440. Its totient is φ = 574682367542400.

The previous prime is 621463313411021. The next prime is 621463313411137. The reversal of 621463313411053 is 350114313364126.

It is a cyclic number.

It is not a de Polignac number, because 621463313411053 - 2⁵ = 621463313411021 is a prime.

It is a super-2 number, since 2×621463313411053² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (621463316411053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2046437800 + ... + 2046741457.

It is an arithmetic number, because the mean of its divisors is an integer number (41873223809340).

Almost surely, 2^{621463313411053} is an apocalyptic number.

It is an amenable number.

621463313411053 is a deficient number, since it is larger than the sum of its proper divisors (48508267538387).

621463313411053 is a wasteful number, since it uses less digits than its factorization.

621463313411053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4093179468.

The product of its (nonzero) digits is 466560, while the sum is 43.

Adding to 621463313411053 its reverse (350114313364126), we get a palindrome (971577626775179).

The spelling of 621463313411053 in words is "six hundred twenty-one trillion, four hundred sixty-three billion, three hundred thirteen million, four hundred eleven thousand, fifty-three".