436261466021 has 16 divisors (see below), whose sum is σ = 468355046400. Its totient is φ = 405301362048.

The previous prime is 436261465979. The next prime is 436261466051. The reversal of 436261466021 is 120664162634.

It is a cyclic number.

It is not a de Polignac number, because 436261466021 - 2¹⁸ = 436261203877 is a prime.

It is a super-4 number, since 4×436261466021⁴ (a number of 48 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 436261466021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (436261466051) 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, 33740 + ... + 934698.

It is an arithmetic number, because the mean of its divisors is an integer number (29272190400).

Almost surely, 2^436261466021 is an apocalyptic number.

It is an amenable number.

436261466021 is a deficient number, since it is larger than the sum of its proper divisors (32093580379).

436261466021 is a wasteful number, since it uses less digits than its factorization.

436261466021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901588.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 436261466021 in words is "four hundred thirty-six billion, two hundred sixty-one million, four hundred sixty-six thousand, twenty-one".