431400003400 has 48 divisors (see below), whose sum is σ = 1003761469440. Its totient is φ = 172429857600.

The previous prime is 431400003389. The next prime is 431400003439. The reversal of 431400003400 is 4300004134.

It is a super-2 number, since 2×431400003400² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 547336 + ... + 1078135.

It is an arithmetic number, because the mean of its divisors is an integer number (20911697280).

Almost surely, 2^431400003400 is an apocalyptic number.

431400003400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

431400003400 is an abundant number, since it is smaller than the sum of its proper divisors (572361466040).

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

431400003400 is a wasteful number, since it uses less digits than its factorization.

431400003400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626814 (or 1626805 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 431400003400 its reverse (4300004134), we get a palindrome (435700007534).

The spelling of 431400003400 in words is "four hundred thirty-one billion, four hundred million, three thousand, four hundred".