506001100061 has 8 divisors (see below), whose sum is σ = 530886402048. Its totient is φ = 481650966000.

The previous prime is 506001100039. The next prime is 506001100103. The reversal of 506001100061 is 160001100605.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506001100061 is a prime.

It is a super-2 number, since 2×506001100061² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506001103061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133790045 + ... + 133793826.

It is an arithmetic number, because the mean of its divisors is an integer number (66360800256).

Almost surely, 2^506001100061 is an apocalyptic number.

It is an amenable number.

506001100061 is a deficient number, since it is larger than the sum of its proper divisors (24885301987).

506001100061 is a wasteful number, since it uses less digits than its factorization.

506001100061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267583963.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 506001100061 its reverse (160001100605), we get a palindrome (666002200666).

The spelling of 506001100061 in words is "five hundred six billion, one million, one hundred thousand, sixty-one".