4455331315381 has 2 divisors, whose sum is σ = 4455331315382. Its totient is φ = 4455331315380.

The previous prime is 4455331315343. The next prime is 4455331315399. The reversal of 4455331315381 is 1835131335544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3020762185156 + 1434569130225 = 1738034^2 + 1197735^2 .

It is a cyclic number.

It is not a de Polignac number, because 4455331315381 - 2⁹ = 4455331314869 is a prime.

It is a super-2 number, since 2×4455331315381² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4455331315481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2227665657690 + 2227665657691.

It is an arithmetic number, because the mean of its divisors is an integer number (2227665657691).

Almost surely, 2^{4455331315381} is an apocalyptic number.

It is an amenable number.

4455331315381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4455331315381 is an equidigital number, since it uses as much as digits as its factorization.

4455331315381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296000, while the sum is 46.

The spelling of 4455331315381 in words is "four trillion, four hundred fifty-five billion, three hundred thirty-one million, three hundred fifteen thousand, three hundred eighty-one".