8464620804442 has 32 divisors (see below), whose sum is σ = 14199923251584. Its totient is φ = 3750830764800.

The previous prime is 8464620804407. The next prime is 8464620804457. The reversal of 8464620804442 is 2444080264648.

It is a self number, because there is not a number n which added to its sum of digits gives 8464620804442.

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, 2425723 + ... + 4776334.

It is an arithmetic number, because the mean of its divisors is an integer number (443747601612).

Almost surely, 2^{8464620804442} is an apocalyptic number.

8464620804442 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

8464620804442 is a deficient number, since it is larger than the sum of its proper divisors (5735302447142).

8464620804442 is a wasteful number, since it uses less digits than its factorization.

8464620804442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7203414.

The product of its (nonzero) digits is 9437184, while the sum is 52.

The spelling of 8464620804442 in words is "eight trillion, four hundred sixty-four billion, six hundred twenty million, eight hundred four thousand, four hundred forty-two".