49366362578 has 16 divisors (see below), whose sum is σ = 79750039320. Its totient is φ = 22783224576.

The previous prime is 49366362523. The next prime is 49366362607. The reversal of 49366362578 is 87526366394.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 20965012849 + 28401349729 = 144793^2 + 168527^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 571628 + ... + 652296.

Almost surely, 2^49366362578 is an apocalyptic number.

49366362578 is a deficient number, since it is larger than the sum of its proper divisors (30383676742).

49366362578 is a wasteful number, since it uses less digits than its factorization.

49366362578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104221.

The product of its digits is 39191040, while the sum is 59.

The spelling of 49366362578 in words is "forty-nine billion, three hundred sixty-six million, three hundred sixty-two thousand, five hundred seventy-eight".