50161151505 has 16 divisors (see below), whose sum is σ = 80593655040. Its totient is φ = 26640676608.

The previous prime is 50161151503. The next prime is 50161151543. The reversal of 50161151505 is 50515116105.

It is not a de Polignac number, because 50161151505 - 2¹ = 50161151503 is a prime.

It is a super-2 number, since 2×50161151505² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50161151503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6992392 + ... + 6999561.

It is an arithmetic number, because the mean of its divisors is an integer number (5037103440).

Almost surely, 2^50161151505 is an apocalyptic number.

It is an amenable number.

50161151505 is a deficient number, since it is larger than the sum of its proper divisors (30432503535).

50161151505 is a wasteful number, since it uses less digits than its factorization.

50161151505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13992200.

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 50161151505 in words is "fifty billion, one hundred sixty-one million, one hundred fifty-one thousand, five hundred five".