50378061545 has 32 divisors (see below), whose sum is σ = 74647008000. Its totient is φ = 32512881408.

The previous prime is 50378061527. The next prime is 50378061581. The reversal of 50378061545 is 54516087305.

It is not a de Polignac number, because 50378061545 - 2²⁰ = 50377012969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50378061496 and 50378061505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 834815 + ... + 893124.

It is an arithmetic number, because the mean of its divisors is an integer number (2332719000).

Almost surely, 2^50378061545 is an apocalyptic number.

It is an amenable number.

50378061545 is a deficient number, since it is larger than the sum of its proper divisors (24268946455).

50378061545 is a wasteful number, since it uses less digits than its factorization.

50378061545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727982 (or 1727968 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 50378061545 in words is "fifty billion, three hundred seventy-eight million, sixty-one thousand, five hundred forty-five".