401941222148 has 6 divisors (see below), whose sum is σ = 703397138766. Its totient is φ = 200970611072.

The previous prime is 401941222127. The next prime is 401941222171. The reversal of 401941222148 is 841222149104.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 401628922564 + 312299584 = 633742^2 + 17672^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50242652765 + ... + 50242652772.

It is an arithmetic number, because the mean of its divisors is an integer number (117232856461).

Almost surely, 2^401941222148 is an apocalyptic number.

It is an amenable number.

401941222148 is a deficient number, since it is larger than the sum of its proper divisors (301455916618).

401941222148 is a wasteful number, since it uses less digits than its factorization.

401941222148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100485305541 (or 100485305539 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 38.

The spelling of 401941222148 in words is "four hundred one billion, nine hundred forty-one million, two hundred twenty-two thousand, one hundred forty-eight".