43806497398 has 8 divisors (see below), whose sum is σ = 65865827520. Its totient is φ = 21851221560.

The previous prime is 43806497381. The next prime is 43806497431. The reversal of 43806497398 is 89379460834.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26012518 + ... + 26014201.

It is an arithmetic number, because the mean of its divisors is an integer number (8233228440).

Almost surely, 2^43806497398 is an apocalyptic number.

43806497398 is a deficient number, since it is larger than the sum of its proper divisors (22059330122).

43806497398 is a wasteful number, since it uses less digits than its factorization.

43806497398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52027142.

The product of its (nonzero) digits is 31352832, while the sum is 61.

The spelling of 43806497398 in words is "forty-three billion, eight hundred six million, four hundred ninety-seven thousand, three hundred ninety-eight".