47117361331 has 4 divisors (see below), whose sum is σ = 47356535952. Its totient is φ = 46878186712.

The previous prime is 47117361307. The next prime is 47117361349. The reversal of 47117361331 is 13316371174.

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 47117361331 - 2¹⁹ = 47116837043 is a prime.

It is a super-2 number, since 2×47117361331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47117311331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119587015 + ... + 119587408.

It is an arithmetic number, because the mean of its divisors is an integer number (11839133988).

Almost surely, 2^47117361331 is an apocalyptic number.

47117361331 is a deficient number, since it is larger than the sum of its proper divisors (239174621).

47117361331 is a wasteful number, since it uses less digits than its factorization.

47117361331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239174620.

The product of its digits is 31752, while the sum is 37.

The spelling of 47117361331 in words is "forty-seven billion, one hundred seventeen million, three hundred sixty-one thousand, three hundred thirty-one".