464610631405 has 16 divisors (see below), whose sum is σ = 582291527040. Its totient is φ = 355211448768.

The previous prime is 464610631391. The next prime is 464610631427. The reversal of 464610631405 is 504136016464.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 464610631405 - 2⁹ = 464610630893 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1669650 + ... + 1927939.

It is an arithmetic number, because the mean of its divisors is an integer number (36393220440).

Almost surely, 2^464610631405 is an apocalyptic number.

It is an amenable number.

464610631405 is a deficient number, since it is larger than the sum of its proper divisors (117680895635).

464610631405 is a wasteful number, since it uses less digits than its factorization.

464610631405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3598740.

The product of its (nonzero) digits is 207360, while the sum is 40.

Adding to 464610631405 its reverse (504136016464), we get a palindrome (968746647869).

The spelling of 464610631405 in words is "four hundred sixty-four billion, six hundred ten million, six hundred thirty-one thousand, four hundred five".