40220000323420 has 48 divisors (see below), whose sum is σ = 85633791774048. Its totient is φ = 15864877900800.

The previous prime is 40220000323333. The next prime is 40220000323441. The reversal of 40220000323420 is 2432300002204.

It is a junction number, because it is equal to n+sod(n) for n = 40220000323391 and 40220000323400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6095047 + ... + 10843873.

It is an arithmetic number, because the mean of its divisors is an integer number (1784037328626).

Almost surely, 2^{40220000323420} is an apocalyptic number.

It is an amenable number.

40220000323420 is an abundant number, since it is smaller than the sum of its proper divisors (45413791450628).

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

40220000323420 is a wasteful number, since it uses less digits than its factorization.

40220000323420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4754710 (or 4754708 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 40220000323420 its reverse (2432300002204), we get a palindrome (42652300325624).

The spelling of 40220000323420 in words is "forty trillion, two hundred twenty billion, three hundred twenty-three thousand, four hundred twenty".