40805300234 has 4 divisors (see below), whose sum is σ = 61207950354. Its totient is φ = 20402650116.

The previous prime is 40805300233. The next prime is 40805300267. The reversal of 40805300234 is 43200350804.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40802788009 + 2512225 = 201997^2 + 1585^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40805300197 and 40805300206.

It is not an unprimeable number, because it can be changed into a prime (40805300231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10201325057 + ... + 10201325060.

Almost surely, 2^40805300234 is an apocalyptic number.

40805300234 is a deficient number, since it is larger than the sum of its proper divisors (20402650120).

40805300234 is a wasteful number, since it uses less digits than its factorization.

40805300234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20402650119.

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 40805300234 in words is "forty billion, eight hundred five million, three hundred thousand, two hundred thirty-four".