9550005453997 has 2 divisors, whose sum is σ = 9550005453998. Its totient is φ = 9550005453996.

The previous prime is 9550005453983. The next prime is 9550005454007. The reversal of 9550005453997 is 7993545000559.

9550005453997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8477333035396 + 1072672418601 = 2911586^2 + 1035699^2 .

It is a cyclic number.

It is not a de Polignac number, because 9550005453997 - 2⁷ = 9550005453869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9550005453497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4775002726998 + 4775002726999.

It is an arithmetic number, because the mean of its divisors is an integer number (4775002726999).

Almost surely, 2^{9550005453997} is an apocalyptic number.

It is an amenable number.

9550005453997 is a deficient number, since it is larger than the sum of its proper divisors (1).

9550005453997 is an equidigital number, since it uses as much as digits as its factorization.

9550005453997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38272500, while the sum is 61.

The spelling of 9550005453997 in words is "nine trillion, five hundred fifty billion, five million, four hundred fifty-three thousand, nine hundred ninety-seven".