50660061145 has 16 divisors (see below), whose sum is σ = 61042779648. Its totient is φ = 40361042880.

The previous prime is 50660061139. The next prime is 50660061157. The reversal of 50660061145 is 54116006605.

It is a happy number.

It is not a de Polignac number, because 50660061145 - 2²⁹ = 50123190233 is a prime.

It is a super-2 number, since 2×50660061145² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50660061145.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3783252 + ... + 3796618.

It is an arithmetic number, because the mean of its divisors is an integer number (3815173728).

Almost surely, 2^50660061145 is an apocalyptic number.

It is an amenable number.

50660061145 is a deficient number, since it is larger than the sum of its proper divisors (10382718503).

50660061145 is a wasteful number, since it uses less digits than its factorization.

50660061145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16440.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 50660061145 in words is "fifty billion, six hundred sixty million, sixty-one thousand, one hundred forty-five".