461651326130516 has 6 divisors (see below), whose sum is σ = 807889820728410. Its totient is φ = 230825663065256.

The previous prime is 461651326130507. The next prime is 461651326130573. The reversal of 461651326130516 is 615031623156164.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 343640908302916 + 118010417827600 = 18537554^2 + 10863260^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57706415766311 + ... + 57706415766318.

It is an arithmetic number, because the mean of its divisors is an integer number (134648303454735).

Almost surely, 2^{461651326130516} is an apocalyptic number.

It is an amenable number.

461651326130516 is a deficient number, since it is larger than the sum of its proper divisors (346238494597894).

461651326130516 is a wasteful number, since it uses less digits than its factorization.

461651326130516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115412831532633 (or 115412831532631 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 50.

The spelling of 461651326130516 in words is "four hundred sixty-one trillion, six hundred fifty-one billion, three hundred twenty-six million, one hundred thirty thousand, five hundred sixteen".