43406097408 has 132 divisors (see below), whose sum is σ = 125860662928. Its totient is φ = 14407925760.

The previous prime is 43406097373. The next prime is 43406097419. The reversal of 43406097408 is 80479060434.

43406097408 is a `hidden beast` number, since 4 + 34 + 0 + 609 + 7 + 4 + 0 + 8 = 666.

It is a congruent number.

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, 2211285 + ... + 2230827.

Almost surely, 2^43406097408 is an apocalyptic number.

43406097408 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43406097408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62930331464).

43406097408 is an abundant number, since it is smaller than the sum of its proper divisors (82454565520).

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

43406097408 is a wasteful number, since it uses less digits than its factorization.

43406097408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19810 (or 19789 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 43406097408 in words is "forty-three billion, four hundred six million, ninety-seven thousand, four hundred eight".