43023768455153 has 4 divisors (see below), whose sum is σ = 44024321209968. Its totient is φ = 42023215700340.

The previous prime is 43023768455147. The next prime is 43023768455177. The reversal of 43023768455153 is 35155486732034.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43023768455153 - 2⁶ = 43023768455089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43023768455113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500276377343 + ... + 500276377428.

It is an arithmetic number, because the mean of its divisors is an integer number (11006080302492).

Almost surely, 2^{43023768455153} is an apocalyptic number.

43023768455153 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

43023768455153 is a deficient number, since it is larger than the sum of its proper divisors (1000552754815).

43023768455153 is a wasteful number, since it uses less digits than its factorization.

43023768455153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000552754814.

The product of its (nonzero) digits is 36288000, while the sum is 56.

The spelling of 43023768455153 in words is "forty-three trillion, twenty-three billion, seven hundred sixty-eight million, four hundred fifty-five thousand, one hundred fifty-three".