40320030034 has 4 divisors (see below), whose sum is σ = 60480045054. Its totient is φ = 20160015016.

The previous prime is 40320030029. The next prime is 40320030071. The reversal of 40320030034 is 43003002304.

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., 39646783225 + 673246809 = 199115^2 + 25947^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40320029993 and 40320030020.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10080007507 + ... + 10080007510.

Almost surely, 2^40320030034 is an apocalyptic number.

40320030034 is a deficient number, since it is larger than the sum of its proper divisors (20160015020).

40320030034 is a wasteful number, since it uses less digits than its factorization.

40320030034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20160015019.

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 40320030034 its reverse (43003002304), we get a palindrome (83323032338).

The spelling of 40320030034 in words is "forty billion, three hundred twenty million, thirty thousand, thirty-four".