401227783417 has 4 divisors (see below), whose sum is σ = 404290591056. Its totient is φ = 398164975780.

The previous prime is 401227783381. The next prime is 401227783427. The reversal of 401227783417 is 714387722104.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 401227783417 - 2²³ = 401219394809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401227783427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1531403623 + ... + 1531403884.

It is an arithmetic number, because the mean of its divisors is an integer number (101072647764).

Almost surely, 2^401227783417 is an apocalyptic number.

It is an amenable number.

401227783417 is a deficient number, since it is larger than the sum of its proper divisors (3062807639).

401227783417 is a wasteful number, since it uses less digits than its factorization.

401227783417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062807638.

The product of its (nonzero) digits is 526848, while the sum is 46.

The spelling of 401227783417 in words is "four hundred one billion, two hundred twenty-seven million, seven hundred eighty-three thousand, four hundred seventeen".