450483749517157 has 2 divisors, whose sum is σ = 450483749517158. Its totient is φ = 450483749517156.

The previous prime is 450483749517101. The next prime is 450483749517209. The reversal of 450483749517157 is 751715947384054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 419870999488516 + 30612750028641 = 20490754^2 + 5532879^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450483749517157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450483749518157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225241874758578 + 225241874758579.

It is an arithmetic number, because the mean of its divisors is an integer number (225241874758579).

Almost surely, 2^{450483749517157} is an apocalyptic number.

It is an amenable number.

450483749517157 is a deficient number, since it is larger than the sum of its proper divisors (1).

450483749517157 is an equidigital number, since it uses as much as digits as its factorization.

450483749517157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704000, while the sum is 70.

The spelling of 450483749517157 in words is "four hundred fifty trillion, four hundred eighty-three billion, seven hundred forty-nine million, five hundred seventeen thousand, one hundred fifty-seven".