436406052436 has 24 divisors (see below), whose sum is σ = 766773237384. Its totient is φ = 217328872320.

The previous prime is 436406052391. The next prime is 436406052461. The reversal of 436406052436 is 634250604634.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 175356587536 + 261049464900 = 418756^2 + 510930^2 .

It is a junction number, because it is equal to n+sod(n) for n = 436406052392 and 436406052401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1874226 + ... + 2094166.

It is an arithmetic number, because the mean of its divisors is an integer number (31948884891).

Almost surely, 2^436406052436 is an apocalyptic number.

It is an amenable number.

436406052436 is a deficient number, since it is larger than the sum of its proper divisors (330367184948).

436406052436 is a wasteful number, since it uses less digits than its factorization.

436406052436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221931 (or 221929 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 43.

The spelling of 436406052436 in words is "four hundred thirty-six billion, four hundred six million, fifty-two thousand, four hundred thirty-six".