401905213150 has 48 divisors (see below), whose sum is σ = 855265973760. Its totient is φ = 137646021600.

The previous prime is 401905213121. The next prime is 401905213189. The reversal of 401905213150 is 51312509104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303106 + ... + 946405.

It is an arithmetic number, because the mean of its divisors is an integer number (17818041120).

Almost surely, 2^401905213150 is an apocalyptic number.

401905213150 is an abundant number, since it is smaller than the sum of its proper divisors (453360760610).

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

401905213150 is a wasteful number, since it uses less digits than its factorization.

401905213150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250449 (or 1250444 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 401905213150 in words is "four hundred one billion, nine hundred five million, two hundred thirteen thousand, one hundred fifty".