420742112036 has 24 divisors (see below), whose sum is σ = 741305892600. Its totient is φ = 208940678912.

The previous prime is 420742112023. The next prime is 420742112047. The reversal of 420742112036 is 630211247024.

It can be written as a sum of positive squares in 4 ways, for example, as 17255449600 + 403486662436 = 131360^2 + 635206^2 .

It is a junction number, because it is equal to n+sod(n) for n = 420742111993 and 420742112011.

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, 8804720 + ... + 8852376.

It is an arithmetic number, because the mean of its divisors is an integer number (30887745525).

Almost surely, 2^420742112036 is an apocalyptic number.

It is an amenable number.

420742112036 is a deficient number, since it is larger than the sum of its proper divisors (320563780564).

420742112036 is a wasteful number, since it uses less digits than its factorization.

420742112036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62623 (or 62621 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The spelling of 420742112036 in words is "four hundred twenty billion, seven hundred forty-two million, one hundred twelve thousand, thirty-six".