423400255415422 has 4 divisors (see below), whose sum is σ = 635100383123136. Its totient is φ = 211700127707710.

The previous prime is 423400255415419. The next prime is 423400255415491. The reversal of 423400255415422 is 224514552004324.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105850063853854 + ... + 105850063853857.

It is an arithmetic number, because the mean of its divisors is an integer number (158775095780784).

Almost surely, 2^{423400255415422} is an apocalyptic number.

423400255415422 is a deficient number, since it is larger than the sum of its proper divisors (211700127707714).

423400255415422 is a wasteful number, since it uses less digits than its factorization.

423400255415422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211700127707713.

The product of its (nonzero) digits is 1536000, while the sum is 43.

The spelling of 423400255415422 in words is "four hundred twenty-three trillion, four hundred billion, two hundred fifty-five million, four hundred fifteen thousand, four hundred twenty-two".