481699156651 has 4 divisors (see below), whose sum is σ = 487502761032. Its totient is φ = 475895552272.

The previous prime is 481699156579. The next prime is 481699156657. The reversal of 481699156651 is 156651996184.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 481699156651 - 2¹⁵ = 481699123883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 481699156651.

It is not an unprimeable number, because it can be changed into a prime (481699156657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2901802066 + ... + 2901802231.

It is an arithmetic number, because the mean of its divisors is an integer number (121875690258).

Almost surely, 2^481699156651 is an apocalyptic number.

481699156651 is a deficient number, since it is larger than the sum of its proper divisors (5803604381).

481699156651 is an equidigital number, since it uses as much as digits as its factorization.

481699156651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5803604380.

The product of its digits is 13996800, while the sum is 61.

The spelling of 481699156651 in words is "four hundred eighty-one billion, six hundred ninety-nine million, one hundred fifty-six thousand, six hundred fifty-one".