50778751374334 has 4 divisors (see below), whose sum is σ = 76168127061504. Its totient is φ = 25389375687166.

The previous prime is 50778751374331. The next prime is 50778751374347. The reversal of 50778751374334 is 43347315787705.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×50778751374334² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50778751374331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12694687843582 + ... + 12694687843585.

It is an arithmetic number, because the mean of its divisors is an integer number (19042031765376).

Almost surely, 2^{50778751374334} is an apocalyptic number.

50778751374334 is a deficient number, since it is larger than the sum of its proper divisors (25389375687170).

50778751374334 is a wasteful number, since it uses less digits than its factorization.

50778751374334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25389375687169.

The product of its (nonzero) digits is 207446400, while the sum is 64.

The spelling of 50778751374334 in words is "fifty trillion, seven hundred seventy-eight billion, seven hundred fifty-one million, three hundred seventy-four thousand, three hundred thirty-four".