40434189700 has 36 divisors (see below), whose sum is σ = 90572591872. Its totient is φ = 15651943200.

The previous prime is 40434189683. The next prime is 40434189703. The reversal of 40434189700 is 798143404.

It is not an unprimeable number, because it can be changed into a prime (40434189703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6518544 + ... + 6524743.

Almost surely, 2^40434189700 is an apocalyptic number.

It is an amenable number.

40434189700 is an abundant number, since it is smaller than the sum of its proper divisors (50138402172).

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

40434189700 is a wasteful number, since it uses less digits than its factorization.

40434189700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13043332 (or 13043325 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 40434189700 in words is "forty billion, four hundred thirty-four million, one hundred eighty-nine thousand, seven hundred".