423402131400 has 48 divisors (see below), whose sum is σ = 1312546609200. Its totient is φ = 112907234880.

The previous prime is 423402131377. The next prime is 423402131437. The reversal of 423402131400 is 4131204324.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 352834510 + ... + 352835709.

It is an arithmetic number, because the mean of its divisors is an integer number (27344721025).

Almost surely, 2^423402131400 is an apocalyptic number.

423402131400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423402131400 is an abundant number, since it is smaller than the sum of its proper divisors (889144477800).

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

423402131400 is a wasteful number, since it uses less digits than its factorization.

423402131400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705670238 (or 705670229 counting only the distinct ones).

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

Adding to 423402131400 its reverse (4131204324), we get a palindrome (427533335724).

The spelling of 423402131400 in words is "four hundred twenty-three billion, four hundred two million, one hundred thirty-one thousand, four hundred".