1420204424772 has 48 divisors (see below), whose sum is σ = 3832840876032. Its totient is φ = 400883863200.

The previous prime is 1420204424707. The next prime is 1420204424777. The reversal of 1420204424772 is 2774244020241.

It is a self number, because there is not a number n which added to its sum of digits gives 1420204424772.

It is not an unprimeable number, because it can be changed into a prime (1420204424777) 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, 101843604 + ... + 101857547.

It is an arithmetic number, because the mean of its divisors is an integer number (79850851584).

Almost surely, 2^{1420204424772} is an apocalyptic number.

1420204424772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1420204424772 is an abundant number, since it is smaller than the sum of its proper divisors (2412636451260).

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

1420204424772 is a wasteful number, since it uses less digits than its factorization.

1420204424772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203701248 (or 203701246 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 39.

The spelling of 1420204424772 in words is "one trillion, four hundred twenty billion, two hundred four million, four hundred twenty-four thousand, seven hundred seventy-two".