4561409703438 has 96 divisors (see below), whose sum is σ = 11670008463360. Its totient is φ = 1260057824640.

The previous prime is 4561409703427. The next prime is 4561409703449. The reversal of 4561409703438 is 8343079041654.

4561409703438 is a `hidden beast` number, since 4 + 561 + 4 + 0 + 9 + 70 + 3 + 4 + 3 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (4561409703427) and next prime (4561409703449).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3708658 + ... + 4782986.

It is an arithmetic number, because the mean of its divisors is an integer number (121562588160).

Almost surely, 2^{4561409703438} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4561409703438, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5835004231680).

4561409703438 is an abundant number, since it is smaller than the sum of its proper divisors (7108598759922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4561409703438 is a wasteful number, since it uses less digits than its factorization.

4561409703438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075462 (or 1075459 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 4561409703438 in words is "four trillion, five hundred sixty-one billion, four hundred nine million, seven hundred three thousand, four hundred thirty-eight".