50866396154 has 16 divisors (see below), whose sum is σ = 87292621248. Its totient is φ = 21776612832.

The previous prime is 50866396121. The next prime is 50866396199. The reversal of 50866396154 is 45169366805.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 50866396096 and 50866396105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1925684 + ... + 1951919.

It is an arithmetic number, because the mean of its divisors is an integer number (5455788828).

Almost surely, 2^50866396154 is an apocalyptic number.

50866396154 is a deficient number, since it is larger than the sum of its proper divisors (36426225094).

50866396154 is a wasteful number, since it uses less digits than its factorization.

50866396154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3878549.

The product of its (nonzero) digits is 4665600, while the sum is 53.

The spelling of 50866396154 in words is "fifty billion, eight hundred sixty-six million, three hundred ninety-six thousand, one hundred fifty-four".