43473429942 has 32 divisors (see below), whose sum is σ = 89324787552. Its totient is φ = 14095067904.

The previous prime is 43473429941. The next prime is 43473429949. The reversal of 43473429942 is 24992437434.

It is a happy number.

It is a super-2 number, since 2×43473429942² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43473429941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 719778 + ... + 777834.

It is an arithmetic number, because the mean of its divisors is an integer number (2791399611).

Almost surely, 2^43473429942 is an apocalyptic number.

43473429942 is an abundant number, since it is smaller than the sum of its proper divisors (45851357610).

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

43473429942 is a wasteful number, since it uses less digits than its factorization.

43473429942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61472.

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

The spelling of 43473429942 in words is "forty-three billion, four hundred seventy-three million, four hundred twenty-nine thousand, nine hundred forty-two".