510000061061 has 4 divisors (see below), whose sum is σ = 510001951392. Its totient is φ = 509998170732.

The previous prime is 510000061049. The next prime is 510000061159. The reversal of 510000061061 is 160160000015.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 510000061061 - 2¹⁴ = 510000044677 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (510000063061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456131 + ... + 1108176.

It is an arithmetic number, because the mean of its divisors is an integer number (127500487848).

Almost surely, 2^510000061061 is an apocalyptic number.

It is an amenable number.

510000061061 is a deficient number, since it is larger than the sum of its proper divisors (1890331).

510000061061 is a wasteful number, since it uses less digits than its factorization.

510000061061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890330.

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

Adding to 510000061061 its reverse (160160000015), we get a palindrome (670160061076).

The spelling of 510000061061 in words is "five hundred ten billion, sixty-one thousand, sixty-one".