10404355450 has 24 divisors (see below), whose sum is σ = 19421990172. Its totient is φ = 4146712320.

The previous prime is 10404355427. The next prime is 10404355499. The reversal of 10404355450 is 5455340401.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 714118729 + 9690236721 = 26723^2 + 98439^2 .

It is a super-2 number, since 2×10404355450² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 361759 + ... + 389458.

Almost surely, 2^10404355450 is an apocalyptic number.

10404355450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10404355450 is a deficient number, since it is larger than the sum of its proper divisors (9017634722).

10404355450 is a wasteful number, since it uses less digits than its factorization.

10404355450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751506 (or 751501 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 10404355450 its reverse (5455340401), we get a palindrome (15859695851).

The spelling of 10404355450 in words is "ten billion, four hundred four million, three hundred fifty-five thousand, four hundred fifty".