45416121481 has 2 divisors, whose sum is σ = 45416121482. Its totient is φ = 45416121480.

The previous prime is 45416121461. The next prime is 45416121529. The reversal of 45416121481 is 18412161454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32782361481 + 12633760000 = 181059^2 + 112400^2 .

It is a cyclic number.

It is not a de Polignac number, because 45416121481 - 2⁷ = 45416121353 is a prime.

It is a super-2 number, since 2×45416121481² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45416121481.

It is not a weakly prime, because it can be changed into another prime (45416121461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22708060740 + 22708060741.

It is an arithmetic number, because the mean of its divisors is an integer number (22708060741).

Almost surely, 2^45416121481 is an apocalyptic number.

It is an amenable number.

45416121481 is a deficient number, since it is larger than the sum of its proper divisors (1).

45416121481 is an equidigital number, since it uses as much as digits as its factorization.

45416121481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30720, while the sum is 37.

The spelling of 45416121481 in words is "forty-five billion, four hundred sixteen million, one hundred twenty-one thousand, four hundred eighty-one".