100433875778450 has 12 divisors (see below), whose sum is σ = 186807008948010. Its totient is φ = 40173550311360.

The previous prime is 100433875778443. The next prime is 100433875778459. The reversal of 100433875778450 is 54877578334001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 75487616866321 + 24946258912129 = 8688361^2 + 4994623^2 .

It is a super-3 number, since 3×100433875778450³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (100433875778459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1004338757735 + ... + 1004338757834.

Almost surely, 2^{100433875778450} is an apocalyptic number.

100433875778450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100433875778450 is a deficient number, since it is larger than the sum of its proper divisors (86373133169560).

100433875778450 is a wasteful number, since it uses less digits than its factorization.

100433875778450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008677515581 (or 2008677515576 counting only the distinct ones).

The product of its (nonzero) digits is 79027200, while the sum is 62.

The spelling of 100433875778450 in words is "one hundred trillion, four hundred thirty-three billion, eight hundred seventy-five million, seven hundred seventy-eight thousand, four hundred fifty".