1549340532846 has 128 divisors (see below), whose sum is σ = 3573167431680. Its totient is φ = 497104128000.

The previous prime is 1549340532823. The next prime is 1549340532847. The reversal of 1549340532846 is 6482350439451.

It is a happy number.

1549340532846 is a `hidden beast` number, since 1 + 5 + 493 + 40 + 5 + 32 + 84 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 1549340532792 and 1549340532801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1549340532847) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 322709646 + ... + 322714446.

It is an arithmetic number, because the mean of its divisors is an integer number (27915370560).

Almost surely, 2^{1549340532846} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1549340532846, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1786583715840).

1549340532846 is an abundant number, since it is smaller than the sum of its proper divisors (2023826898834).

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

1549340532846 is a wasteful number, since it uses less digits than its factorization.

1549340532846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5839 (or 5833 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 54.

The spelling of 1549340532846 in words is "one trillion, five hundred forty-nine billion, three hundred forty million, five hundred thirty-two thousand, eight hundred forty-six".