40346031223 has 8 divisors (see below), whose sum is σ = 40860849536. Its totient is φ = 39833580600.

The previous prime is 40346031211. The next prime is 40346031227. The reversal of 40346031223 is 32213064304.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40346031223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40346031191 and 40346031200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40346031227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557613 + ... + 625798.

It is an arithmetic number, because the mean of its divisors is an integer number (5107606192).

Almost surely, 2^40346031223 is an apocalyptic number.

40346031223 is a deficient number, since it is larger than the sum of its proper divisors (514818313).

40346031223 is a wasteful number, since it uses less digits than its factorization.

40346031223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183845.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 40346031223 its reverse (32213064304), we get a palindrome (72559095527).

The spelling of 40346031223 in words is "forty billion, three hundred forty-six million, thirty-one thousand, two hundred twenty-three".