401877405713808 has 60 divisors (see below), whose sum is σ = 1127831438185920. Its totient is φ = 133585989997248.

The previous prime is 401877405713779. The next prime is 401877405713851. The reversal of 401877405713808 is 808317504778104.

401877405713808 is a `hidden beast` number, since 4 + 0 + 1 + 87 + 7 + 405 + 71 + 3 + 80 + 8 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3886877716 + ... + 3886981107.

It is an arithmetic number, because the mean of its divisors is an integer number (18797190636432).

Almost surely, 2^{401877405713808} is an apocalyptic number.

401877405713808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

401877405713808 is an abundant number, since it is smaller than the sum of its proper divisors (725954032472112).

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

401877405713808 is a wasteful number, since it uses less digits than its factorization.

401877405713808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7773859196 (or 7773859187 counting only the distinct ones).

The product of its (nonzero) digits is 42147840, while the sum is 63.

The spelling of 401877405713808 in words is "four hundred one trillion, eight hundred seventy-seven billion, four hundred five million, seven hundred thirteen thousand, eight hundred eight".