50403761655 has 32 divisors (see below), whose sum is σ = 88321605120. Its totient is φ = 24393575040.

The previous prime is 50403761641. The next prime is 50403761693. The reversal of 50403761655 is 55616730405.

It is not a de Polignac number, because 50403761655 - 2⁶ = 50403761591 is a prime.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 2179011 + ... + 2202020.

It is an arithmetic number, because the mean of its divisors is an integer number (2760050160).

Almost surely, 2^50403761655 is an apocalyptic number.

50403761655 is a deficient number, since it is larger than the sum of its proper divisors (37917843465).

50403761655 is a wasteful number, since it uses less digits than its factorization.

50403761655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4381111.

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 50403761655 in words is "fifty billion, four hundred three million, seven hundred sixty-one thousand, six hundred fifty-five".