50666602540 has 48 divisors (see below), whose sum is σ = 108726976512. Its totient is φ = 19823884736.

The previous prime is 50666602537. The next prime is 50666602559. The reversal of 50666602540 is 4520666605.

50666602540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×50666602540² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50666602493 and 50666602502.

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, 1698837 + ... + 1728403.

It is an arithmetic number, because the mean of its divisors is an integer number (2265145344).

Almost surely, 2^50666602540 is an apocalyptic number.

It is an amenable number.

50666602540 is an abundant number, since it is smaller than the sum of its proper divisors (58060373972).

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

50666602540 is a wasteful number, since it uses less digits than its factorization.

50666602540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31446 (or 31444 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 50666602540 in words is "fifty billion, six hundred sixty-six million, six hundred two thousand, five hundred forty".