401533360990 has 16 divisors (see below), whose sum is σ = 765275347152. Its totient is φ = 151165500544.

The previous prime is 401533360957. The next prime is 401533360999. The reversal of 401533360990 is 99063335104.

It is a super-2 number, since 2×401533360990² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401533360999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1180980304 + ... + 1180980643.

It is an arithmetic number, because the mean of its divisors is an integer number (47829709197).

Almost surely, 2^401533360990 is an apocalyptic number.

401533360990 is a deficient number, since it is larger than the sum of its proper divisors (363741986162).

401533360990 is a wasteful number, since it uses less digits than its factorization.

401533360990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2361960971.

The product of its (nonzero) digits is 262440, while the sum is 43.

The spelling of 401533360990 in words is "four hundred one billion, five hundred thirty-three million, three hundred sixty thousand, nine hundred ninety".