464618616 has 64 divisors (see below), whose sum is σ = 1448167680. Its totient is φ = 120679680.

The previous prime is 464618611. The next prime is 464618621. The reversal of 464618616 is 616816464.

It is an interprime number because it is at equal distance from previous prime (464618611) and next prime (464618621).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464618611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123861 + ... + 127556.

It is an arithmetic number, because the mean of its divisors is an integer number (22627620).

Almost surely, 2^464618616 is an apocalyptic number.

It is an amenable number.

464618616 is an abundant number, since it is smaller than the sum of its proper divisors (983549064).

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

464618616 is a wasteful number, since it uses less digits than its factorization.

464618616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251444 (or 251440 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 464618616 is about 21555.0137091119. The cubic root of 464618616 is about 774.5192250850.

The spelling of 464618616 in words is "four hundred sixty-four million, six hundred eighteen thousand, six hundred sixteen".