49665256694 has 8 divisors (see below), whose sum is σ = 74876047488. Its totient is φ = 24706574200.

The previous prime is 49665256691. The next prime is 49665256723.

It is a happy number.

49665256694 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49665256691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63026582 + ... + 63027369.

It is an arithmetic number, because the mean of its divisors is an integer number (9359505936).

Almost surely, 2^49665256694 is an apocalyptic number.

49665256694 is a deficient number, since it is larger than the sum of its proper divisors (25210790794).

49665256694 is a wasteful number, since it uses less digits than its factorization.

49665256694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126054150.

The product of its digits is 83980800, while the sum is 62.

The spelling of 49665256694 in words is "forty-nine billion, six hundred sixty-five million, two hundred fifty-six thousand, six hundred ninety-four".