43297454263 has 54 divisors (see below), whose sum is σ = 53249529672. Its totient is φ = 34485136560.

The previous prime is 43297454261. The next prime is 43297454273. The reversal of 43297454263 is 36245479234.

It is not a de Polignac number, because 43297454263 - 2¹ = 43297454261 is a prime.

It is a Duffinian number.

Its product of digits (4354560) is a multiple of the sum of its prime divisors (140).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43297454261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 733855128 + ... + 733855186.

Almost surely, 2^43297454263 is an apocalyptic number.

43297454263 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

43297454263 is a deficient number, since it is larger than the sum of its proper divisors (9952075409).

43297454263 is an frugal number, since it uses more digits than its factorization.

43297454263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 140 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 49.

The spelling of 43297454263 in words is "forty-three billion, two hundred ninety-seven million, four hundred fifty-four thousand, two hundred sixty-three".