510234400461 has 4 divisors (see below), whose sum is σ = 680312533952. Its totient is φ = 340156266972.

The previous prime is 510234400391. The next prime is 510234400567. The reversal of 510234400461 is 164004432015.

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 not a de Polignac number, because 510234400461 - 2⁹ = 510234399949 is a prime.

It is a super-2 number, since 2×510234400461² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (510234400861) 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, 85039066741 + ... + 85039066746.

It is an arithmetic number, because the mean of its divisors is an integer number (170078133488).

Almost surely, 2^510234400461 is an apocalyptic number.

It is an amenable number.

510234400461 is a deficient number, since it is larger than the sum of its proper divisors (170078133491).

510234400461 is a wasteful number, since it uses less digits than its factorization.

510234400461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170078133490.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 510234400461 its reverse (164004432015), we get a palindrome (674238832476).

The spelling of 510234400461 in words is "five hundred ten billion, two hundred thirty-four million, four hundred thousand, four hundred sixty-one".