409739850453 has 16 divisors (see below), whose sum is σ = 575167278080. Its totient is φ = 258740851824.

The previous prime is 409739850427. The next prime is 409739850463. The reversal of 409739850453 is 354058937904.

It is not a de Polignac number, because 409739850453 - 2⁶ = 409739850389 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 409739850393 and 409739850402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409739850413) 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, 231901 + ... + 934482.

It is an arithmetic number, because the mean of its divisors is an integer number (35947954880).

Almost surely, 2^409739850453 is an apocalyptic number.

It is an amenable number.

409739850453 is a deficient number, since it is larger than the sum of its proper divisors (165427427627).

409739850453 is a wasteful number, since it uses less digits than its factorization.

409739850453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172568.

The product of its (nonzero) digits is 16329600, while the sum is 57.

The spelling of 409739850453 in words is "four hundred nine billion, seven hundred thirty-nine million, eight hundred fifty thousand, four hundred fifty-three".