40320340440234 has 16 divisors (see below), whose sum is σ = 80685807192288. Its totient is φ = 13432592428112.

The previous prime is 40320340440227. The next prime is 40320340440241. The reversal of 40320340440234 is 43204404302304.

It is an interprime number because it is at equal distance from previous prime (40320340440227) and next prime (40320340440241).

It is a junction number, because it is equal to n+sod(n) for n = 40320340440195 and 40320340440204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1880251377 + ... + 1880272820.

It is an arithmetic number, because the mean of its divisors is an integer number (5042862949518).

Almost surely, 2^{40320340440234} is an apocalyptic number.

40320340440234 is an abundant number, since it is smaller than the sum of its proper divisors (40365466752054).

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

40320340440234 is a wasteful number, since it uses less digits than its factorization.

40320340440234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3760525989.

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 40320340440234 its reverse (43204404302304), we get a palindrome (83524744742538).

The spelling of 40320340440234 in words is "forty trillion, three hundred twenty billion, three hundred forty million, four hundred forty thousand, two hundred thirty-four".