322042656040 has 64 divisors (see below), whose sum is σ = 829996358400. Its totient is φ = 110163068928.

The previous prime is 322042655993. The next prime is 322042656041. The reversal of 322042656040 is 40656240223.

It is a super-2 number, since 2×322042656040² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 322042655987 and 322042656005.

It is not an unprimeable number, because it can be changed into a prime (322042656041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1187049 + ... + 1432888.

It is an arithmetic number, because the mean of its divisors is an integer number (12968693100).

Almost surely, 2^322042656040 is an apocalyptic number.

It is an amenable number.

322042656040 is an abundant number, since it is smaller than the sum of its proper divisors (507953702360).

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

322042656040 is a wasteful number, since it uses less digits than its factorization.

322042656040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620394 (or 2620390 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 322042656040 its reverse (40656240223), we get a palindrome (362698896263).

The spelling of 322042656040 in words is "three hundred twenty-two billion, forty-two million, six hundred fifty-six thousand, forty".