10401021404 has 6 divisors (see below), whose sum is σ = 18201787464. Its totient is φ = 5200510700.

The previous prime is 10401021377. The next prime is 10401021457. The reversal of 10401021404 is 40412010401.

It is a super-2 number, since 2×10401021404² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1300127672 + ... + 1300127679.

It is an arithmetic number, because the mean of its divisors is an integer number (3033631244).

Almost surely, 2^10401021404 is an apocalyptic number.

It is an amenable number.

10401021404 is a deficient number, since it is larger than the sum of its proper divisors (7800766060).

10401021404 is a wasteful number, since it uses less digits than its factorization.

10401021404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600255355 (or 2600255353 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10401021404 its reverse (40412010401), we get a palindrome (50813031805).

The spelling of 10401021404 in words is "ten billion, four hundred one million, twenty-one thousand, four hundred four".