401174121768 has 32 divisors (see below), whose sum is σ = 1146211776960. Its totient is φ = 114621177600.

The previous prime is 401174121763. The next prime is 401174121781. The reversal of 401174121768 is 867121471104.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (401174121763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1193970433 + ... + 1193970768.

It is an arithmetic number, because the mean of its divisors is an integer number (35819118030).

Almost surely, 2^401174121768 is an apocalyptic number.

It is an amenable number.

401174121768 is an abundant number, since it is smaller than the sum of its proper divisors (745037655192).

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

401174121768 is a wasteful number, since it uses less digits than its factorization.

401174121768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387941217 (or 2387941213 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 42.

The spelling of 401174121768 in words is "four hundred one billion, one hundred seventy-four million, one hundred twenty-one thousand, seven hundred sixty-eight".