461616510 has 16 divisors (see below), whose sum is σ = 1107879696. Its totient is φ = 123097728.

The previous prime is 461616497. The next prime is 461616517. The reversal of 461616510 is 15616164.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 15387217 = 461616510 / (4 + 6 + 1 + 6 + 1 + 6 + 5 + 1 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461616517) 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, 7693579 + ... + 7693638.

It is an arithmetic number, because the mean of its divisors is an integer number (69242481).

Almost surely, 2^461616510 is an apocalyptic number.

461616510 is an abundant number, since it is smaller than the sum of its proper divisors (646263186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

461616510 is a wasteful number, since it uses less digits than its factorization.

461616510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15387227.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 461616510 is about 21485.2626234822. The cubic root of 461616510 is about 772.8474489864.

The spelling of 461616510 in words is "four hundred sixty-one million, six hundred sixteen thousand, five hundred ten".