43147148355 has 48 divisors (see below), whose sum is σ = 79068756000. Its totient is φ = 21705366528.

The previous prime is 43147148309. The next prime is 43147148377. The reversal of 43147148355 is 55384174134.

43147148355 is a `hidden beast` number, since 43 + 14 + 71 + 483 + 55 = 666.

It is not a de Polignac number, because 43147148355 - 2⁷ = 43147148227 is a prime.

It is a super-2 number, since 2×43147148355² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 43147148355.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85611 + ... + 305979.

It is an arithmetic number, because the mean of its divisors is an integer number (1647265750).

Almost surely, 2^43147148355 is an apocalyptic number.

43147148355 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

43147148355 is a deficient number, since it is larger than the sum of its proper divisors (35921607645).

43147148355 is a wasteful number, since it uses less digits than its factorization.

43147148355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220628 (or 220625 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The spelling of 43147148355 in words is "forty-three billion, one hundred forty-seven million, one hundred forty-eight thousand, three hundred fifty-five".