2042204220456 has 32 divisors (see below), whose sum is σ = 5115660701760. Its totient is φ = 679381386752.

The previous prime is 2042204220439. The next prime is 2042204220479. The reversal of 2042204220456 is 6540224022402.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84572265 + ... + 84596408.

It is an arithmetic number, because the mean of its divisors is an integer number (159864396930).

Almost surely, 2^{2042204220456} is an apocalyptic number.

It is an amenable number.

2042204220456 is an abundant number, since it is smaller than the sum of its proper divisors (3073456481304).

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

2042204220456 is a wasteful number, since it uses less digits than its factorization.

2042204220456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169169185 (or 169169181 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 2042204220456 its reverse (6540224022402), we get a palindrome (8582428242858).

The spelling of 2042204220456 in words is "two trillion, forty-two billion, two hundred four million, two hundred twenty thousand, four hundred fifty-six".