50628725242 has 4 divisors (see below), whose sum is σ = 75943087866. Its totient is φ = 25314362620.

The previous prime is 50628725197. The next prime is 50628725333. The reversal of 50628725242 is 24252782605.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24252782605 = 5 ⋅4850556521.

It can be written as a sum of positive squares in only one way, i.e., 36522649881 + 14106075361 = 191109^2 + 118769^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12657181309 + ... + 12657181312.

Almost surely, 2^50628725242 is an apocalyptic number.

50628725242 is a deficient number, since it is larger than the sum of its proper divisors (25314362624).

50628725242 is a wasteful number, since it uses less digits than its factorization.

50628725242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25314362623.

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 50628725242 in words is "fifty billion, six hundred twenty-eight million, seven hundred twenty-five thousand, two hundred forty-two".