50263139770 has 8 divisors (see below), whose sum is σ = 90473651604. Its totient is φ = 20105255904.

The previous prime is 50263139741. The next prime is 50263139779. The reversal of 50263139770 is 7793136205.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49790120769 + 473019001 = 223137^2 + 21749^2 .

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

It is not an unprimeable number, because it can be changed into a prime (50263139779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2513156979 + ... + 2513156998.

Almost surely, 2^50263139770 is an apocalyptic number.

50263139770 is a deficient number, since it is larger than the sum of its proper divisors (40210511834).

50263139770 is a wasteful number, since it uses less digits than its factorization.

50263139770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5026313984.

The product of its (nonzero) digits is 238140, while the sum is 43.

The spelling of 50263139770 in words is "fifty billion, two hundred sixty-three million, one hundred thirty-nine thousand, seven hundred seventy".