47306415618 has 96 divisors (see below), whose sum is σ = 127881142272. Its totient is φ = 12278498400.

The previous prime is 47306415581. The next prime is 47306415641. The reversal of 47306415618 is 81651460374.

47306415618 is a `hidden beast` number, since 47 + 3 + 0 + 6 + 41 + 561 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2027205 + ... + 2050407.

It is an arithmetic number, because the mean of its divisors is an integer number (1332095232).

Almost surely, 2^47306415618 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47306415618, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63940571136).

47306415618 is an abundant number, since it is smaller than the sum of its proper divisors (80574726654).

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

47306415618 is a wasteful number, since it uses less digits than its factorization.

47306415618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24700 (or 24697 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 47306415618 in words is "forty-seven billion, three hundred six million, four hundred fifteen thousand, six hundred eighteen".