1050436402421 has 16 divisors (see below), whose sum is σ = 1275203554560. Its totient is φ = 844686055680.

The previous prime is 1050436402331. The next prime is 1050436402427. The reversal of 1050436402421 is 1242046340501.

It is not a de Polignac number, because 1050436402421 - 2¹⁰ = 1050436401397 is a prime.

It is a super-2 number, since 2×1050436402421² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050436402427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14154626 + ... + 14228643.

It is an arithmetic number, because the mean of its divisors is an integer number (79700222160).

Almost surely, 2^{1050436402421} is an apocalyptic number.

It is an amenable number.

1050436402421 is a deficient number, since it is larger than the sum of its proper divisors (224767152139).

1050436402421 is a wasteful number, since it uses less digits than its factorization.

1050436402421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28383604.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 1050436402421 in words is "one trillion, fifty billion, four hundred thirty-six million, four hundred two thousand, four hundred twenty-one".