420134030030 has 64 divisors (see below), whose sum is σ = 935211916800. Its totient is φ = 133601685120.

The previous prime is 420134030027. The next prime is 420134030039. The reversal of 420134030030 is 30030431024.

It is a junction number, because it is equal to n+sod(n) for n = 420134029984 and 420134030011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420134030039) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 7704410 + ... + 7758749.

It is an arithmetic number, because the mean of its divisors is an integer number (14612686200).

Almost surely, 2^420134030030 is an apocalyptic number.

420134030030 is an abundant number, since it is smaller than the sum of its proper divisors (515077886770).

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

420134030030 is a wasteful number, since it uses less digits than its factorization.

420134030030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15463209.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 420134030030 its reverse (30030431024), we get a palindrome (450164461054).

The spelling of 420134030030 in words is "four hundred twenty billion, one hundred thirty-four million, thirty thousand, thirty".