501001049997 has 24 divisors (see below), whose sum is σ = 837518339840. Its totient is φ = 282662434080.

The previous prime is 501001049963. The next prime is 501001049999. The reversal of 501001049997 is 799940100105.

501001049997 is a `hidden beast` number, since 50 + 10 + 0 + 10 + 499 + 97 = 666.

It is not a de Polignac number, because 501001049997 - 2¹⁰ = 501001048973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501001049999) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50326654 + ... + 50336607.

Almost surely, 2^501001049997 is an apocalyptic number.

It is an amenable number.

501001049997 is a deficient number, since it is larger than the sum of its proper divisors (336517289843).

501001049997 is a wasteful number, since it uses less digits than its factorization.

501001049997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100663353 (or 100663350 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 45.

The spelling of 501001049997 in words is "five hundred one billion, one million, forty-nine thousand, nine hundred ninety-seven".