50145453556 has 36 divisors (see below), whose sum is σ = 99569034880. Its totient is φ = 22058110800.

The previous prime is 50145453517. The next prime is 50145453623. The reversal of 50145453556 is 65535454105.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1656066 + ... + 1686073.

Almost surely, 2^50145453556 is an apocalyptic number.

It is an amenable number.

50145453556 is a deficient number, since it is larger than the sum of its proper divisors (49423581324).

50145453556 is a wasteful number, since it uses less digits than its factorization.

50145453556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3342196 (or 3342183 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 43.

The spelling of 50145453556 in words is "fifty billion, one hundred forty-five million, four hundred fifty-three thousand, five hundred fifty-six".