463021461160981 has 2 divisors, whose sum is σ = 463021461160982. Its totient is φ = 463021461160980.

The previous prime is 463021461160969. The next prime is 463021461161053. The reversal of 463021461160981 is 189061164120364.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 414204270336081 + 48817190824900 = 20352009^2 + 6986930^2 .

It is a cyclic number.

It is not a de Polignac number, because 463021461160981 - 2⁴¹ = 460822437905429 is a prime.

It is a super-2 number, since 2×463021461160981² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (463021461160901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231510730580490 + 231510730580491.

It is an arithmetic number, because the mean of its divisors is an integer number (231510730580491).

Almost surely, 2^{463021461160981} is an apocalyptic number.

It is an amenable number.

463021461160981 is a deficient number, since it is larger than the sum of its proper divisors (1).

463021461160981 is an equidigital number, since it uses as much as digits as its factorization.

463021461160981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1492992, while the sum is 52.

The spelling of 463021461160981 in words is "four hundred sixty-three trillion, twenty-one billion, four hundred sixty-one million, one hundred sixty thousand, nine hundred eighty-one".