42420224132430 has 32 divisors (see below), whose sum is σ = 101808723010464. Its totient is φ = 11312039202816.

The previous prime is 42420224132423. The next prime is 42420224132441. The reversal of 42420224132430 is 3423142202424.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42420224132391 and 42420224132400.

It is a congruent number.

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, 23033902 + ... + 24807278.

It is an arithmetic number, because the mean of its divisors is an integer number (3181522594077).

Almost surely, 2^{42420224132430} is an apocalyptic number.

42420224132430 is an abundant number, since it is smaller than the sum of its proper divisors (59388498878034).

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

42420224132430 is a wasteful number, since it uses less digits than its factorization.

42420224132430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2570740.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 42420224132430 its reverse (3423142202424), we get a palindrome (45843366334854).

The spelling of 42420224132430 in words is "forty-two trillion, four hundred twenty billion, two hundred twenty-four million, one hundred thirty-two thousand, four hundred thirty".