49665762191236 has 27 divisors (see below), whose sum is σ = 87031687563471. Its totient is φ = 24799610348544.

The previous prime is 49665762191167. The next prime is 49665762191273. The reversal of 49665762191236 is 63219126756694.

The square root of 49665762191236 is 7047394.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 34788881204100 + 14876880987136 = 5898210^2 + 3857056^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13094056156 + ... + 13094059948.

Almost surely, 2^{49665762191236} is an apocalyptic number.

49665762191236 is the 7047394-th square number.

It is an amenable number.

49665762191236 is a deficient number, since it is larger than the sum of its proper divisors (37365925372235).

49665762191236 is an frugal number, since it uses more digits than its factorization.

49665762191236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9448 (or 4724 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 67.

The spelling of 49665762191236 in words is "forty-nine trillion, six hundred sixty-five billion, seven hundred sixty-two million, one hundred ninety-one thousand, two hundred thirty-six".