422400551342 has 16 divisors (see below), whose sum is σ = 789943888512. Its totient is φ = 164571643320.

The previous prime is 422400551281. The next prime is 422400551371. The reversal of 422400551342 is 243155004224.

It is a junction number, because it is equal to n+sod(n) for n = 422400551299 and 422400551308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1371430208 + ... + 1371430515.

It is an arithmetic number, because the mean of its divisors is an integer number (49371493032).

Almost surely, 2^422400551342 is an apocalyptic number.

422400551342 is a deficient number, since it is larger than the sum of its proper divisors (367543337170).

422400551342 is a wasteful number, since it uses less digits than its factorization.

422400551342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742860743.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 422400551342 its reverse (243155004224), we get a palindrome (665555555566).

The spelling of 422400551342 in words is "four hundred twenty-two billion, four hundred million, five hundred fifty-one thousand, three hundred forty-two".