401401430430 has 128 divisors (see below), whose sum is σ = 1293467083776. Its totient is φ = 76992076800.

The previous prime is 401401430407. The next prime is 401401430483. The reversal of 401401430430 is 34034104104.

It is a super-2 number, since 2×401401430430² (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 401401430430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6653311 + ... + 6713370.

It is an arithmetic number, because the mean of its divisors is an integer number (10105211592).

Almost surely, 2^401401430430 is an apocalyptic number.

401401430430 is an abundant number, since it is smaller than the sum of its proper divisors (892065653346).

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

401401430430 is a wasteful number, since it uses less digits than its factorization.

401401430430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13366722.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 401401430430 its reverse (34034104104), we get a palindrome (435435534534).

The spelling of 401401430430 in words is "four hundred one billion, four hundred one million, four hundred thirty thousand, four hundred thirty".