1022623404236 has 24 divisors (see below), whose sum is σ = 2083836373920. Its totient is φ = 429997980672.

The previous prime is 1022623404223. The next prime is 1022623404247. The reversal of 1022623404236 is 6324043262201.

It is a happy number.

It is a super-4 number, since 4×1022623404236⁴ (a number of 49 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1022623404196 and 1022623404205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344548181 + ... + 344551148.

It is an arithmetic number, because the mean of its divisors is an integer number (86826515580).

Almost surely, 2^{1022623404236} is an apocalyptic number.

It is an amenable number.

1022623404236 is an abundant number, since it is smaller than the sum of its proper divisors (1061212969684).

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

1022623404236 is a wasteful number, since it uses less digits than its factorization.

1022623404236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689099393 (or 689099391 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 1022623404236 its reverse (6324043262201), we get a palindrome (7346666666437).

The spelling of 1022623404236 in words is "one trillion, twenty-two billion, six hundred twenty-three million, four hundred four thousand, two hundred thirty-six".