43094219418 has 24 divisors (see below), whose sum is σ = 93965533428. Its totient is φ = 14273243712.

The previous prime is 43094219359. The next prime is 43094219431. The reversal of 43094219418 is 81491249034.

It can be written as a sum of positive squares in 2 ways, for example, as 42342527529 + 751691889 = 205773^2 + 27417^2 .

It is a super-2 number, since 2×43094219418² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7621771 + ... + 7627422.

Almost surely, 2^43094219418 is an apocalyptic number.

43094219418 is an abundant number, since it is smaller than the sum of its proper divisors (50871314010).

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

43094219418 is a wasteful number, since it uses less digits than its factorization.

43094219418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15249358 (or 15249355 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 43094219418 in words is "forty-three billion, ninety-four million, two hundred nineteen thousand, four hundred eighteen".