424120400430 has 32 divisors (see below), whose sum is σ = 1062145004544. Its totient is φ = 108181435296.

The previous prime is 424120400423. The next prime is 424120400437. The reversal of 424120400430 is 34004021424.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (424120400423) and next prime (424120400437).

It is a super-2 number, since 2×424120400430² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 424120400430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424120400437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307332934 + ... + 307334313.

It is an arithmetic number, because the mean of its divisors is an integer number (33192031392).

Almost surely, 2^424120400430 is an apocalyptic number.

424120400430 is an abundant number, since it is smaller than the sum of its proper divisors (638024604114).

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

424120400430 is a wasteful number, since it uses less digits than its factorization.

424120400430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614667280.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 424120400430 its reverse (34004021424), we get a palindrome (458124421854).

The spelling of 424120400430 in words is "four hundred twenty-four billion, one hundred twenty million, four hundred thousand, four hundred thirty".