50531766713505 has 64 divisors (see below), whose sum is σ = 112001145292800. Its totient is φ = 21000214733760.

The previous prime is 50531766713501. The next prime is 50531766713509.

50531766713505 is a `hidden beast` number, since 5 + 0 + 5 + 3 + 1 + 7 + 66 + 71 + 3 + 505 = 666.

50531766713505 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (50531766713501) and next prime (50531766713509).

It is not a de Polignac number, because 50531766713505 - 2² = 50531766713501 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50531766713501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2430570015 + ... + 2430590804.

It is an arithmetic number, because the mean of its divisors is an integer number (1750017895200).

Almost surely, 2^{50531766713505} is an apocalyptic number.

50531766713505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

50531766713505 is an abundant number, since it is smaller than the sum of its proper divisors (61469378579295).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50531766713505 is a wasteful number, since it uses less digits than its factorization.

50531766713505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4861160851 (or 4861160845 counting only the distinct ones).

The product of its (nonzero) digits is 9922500, while the sum is 54.

The spelling of 50531766713505 in words is "fifty trillion, five hundred thirty-one billion, seven hundred sixty-six million, seven hundred thirteen thousand, five hundred five".