4381405194854 has 16 divisors (see below), whose sum is σ = 6647219485776. Its totient is φ = 2165730996000.

The previous prime is 4381405194841. The next prime is 4381405194889. The reversal of 4381405194854 is 4584915041834.

It is a super-2 number, since 2×4381405194854² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4381405194854.

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, 16273532 + ... + 16540575.

It is an arithmetic number, because the mean of its divisors is an integer number (415451217861).

Almost surely, 2^{4381405194854} is an apocalyptic number.

4381405194854 is a deficient number, since it is larger than the sum of its proper divisors (2265814290922).

4381405194854 is a wasteful number, since it uses less digits than its factorization.

4381405194854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32814871.

The product of its (nonzero) digits is 11059200, while the sum is 56.

The spelling of 4381405194854 in words is "four trillion, three hundred eighty-one billion, four hundred five million, one hundred ninety-four thousand, eight hundred fifty-four".