43478063394 has 64 divisors (see below), whose sum is σ = 94567772160. Its totient is φ = 13275437760.

The previous prime is 43478063393. The next prime is 43478063467. The reversal of 43478063394 is 49336087434.

It is not an unprimeable number, because it can be changed into a prime (43478063393) 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 31 ways as a sum of consecutive naturals, for example, 4614232 + ... + 4623644.

It is an arithmetic number, because the mean of its divisors is an integer number (1477621440).

Almost surely, 2^43478063394 is an apocalyptic number.

43478063394 is an abundant number, since it is smaller than the sum of its proper divisors (51089708766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43478063394 is a wasteful number, since it uses less digits than its factorization.

43478063394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10775.

The product of its (nonzero) digits is 5225472, while the sum is 51.

The spelling of 43478063394 in words is "forty-three billion, four hundred seventy-eight million, sixty-three thousand, three hundred ninety-four".