405401055541422 has 64 divisors (see below), whose sum is σ = 850687472898048. Its totient is φ = 128629200096000.

The previous prime is 405401055541409. The next prime is 405401055541499. The reversal of 405401055541422 is 224145550104504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1394130522 + ... + 1394421282.

It is an arithmetic number, because the mean of its divisors is an integer number (13291991764032).

Almost surely, 2^{405401055541422} is an apocalyptic number.

405401055541422 is an abundant number, since it is smaller than the sum of its proper divisors (445286417356626).

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

405401055541422 is a wasteful number, since it uses less digits than its factorization.

405401055541422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413745.

The product of its (nonzero) digits is 640000, while the sum is 42.

The spelling of 405401055541422 in words is "four hundred five trillion, four hundred one billion, fifty-five million, five hundred forty-one thousand, four hundred twenty-two".