481868651 has 8 divisors (see below), whose sum is σ = 527168304. Its totient is φ = 436817920.

The previous prime is 481868641. The next prime is 481868683. The reversal of 481868651 is 156868184.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-481868651 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 481868596 and 481868605.

It is not an unprimeable number, because it can be changed into a prime (481868641) 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, 58166 + ... + 65931.

It is an arithmetic number, because the mean of its divisors is an integer number (65896038).

Almost surely, 2^481868651 is an apocalyptic number.

481868651 is a deficient number, since it is larger than the sum of its proper divisors (45299653).

481868651 is a wasteful number, since it uses less digits than its factorization.

481868651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124461.

The product of its digits is 368640, while the sum is 47.

The square root of 481868651 is about 21951.5068047731. The cubic root of 481868651 is about 783.9882572125.

The spelling of 481868651 in words is "four hundred eighty-one million, eight hundred sixty-eight thousand, six hundred fifty-one".