49180161461 has 16 divisors (see below), whose sum is σ = 50710045440. Its totient is φ = 47661203520.

The previous prime is 49180161427. The next prime is 49180161463. The reversal of 49180161461 is 16416108194.

It is a cyclic number.

It is not a de Polignac number, because 49180161461 - 2⁶ = 49180161397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49180161463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13193780 + ... + 13197506.

It is an arithmetic number, because the mean of its divisors is an integer number (3169377840).

Almost surely, 2^49180161461 is an apocalyptic number.

It is an amenable number.

49180161461 is a deficient number, since it is larger than the sum of its proper divisors (1529883979).

49180161461 is a wasteful number, since it uses less digits than its factorization.

49180161461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5084.

The product of its (nonzero) digits is 41472, while the sum is 41.

The spelling of 49180161461 in words is "forty-nine billion, one hundred eighty million, one hundred sixty-one thousand, four hundred sixty-one".