47130275640 has 192 divisors, whose sum is σ = 164956176000. Its totient is φ = 10741124352.

The previous prime is 47130275639. The next prime is 47130275641. The reversal of 47130275640 is 4657203174.

It is an interprime number because it is at equal distance from previous prime (47130275639) and next prime (47130275641).

It is a super-4 number, since 4×47130275640⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47130275641) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2028811 + ... + 2051909.

It is an arithmetic number, because the mean of its divisors is an integer number (859146750).

Almost surely, 2^47130275640 is an apocalyptic number.

47130275640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47130275640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82478088000).

47130275640 is an abundant number, since it is smaller than the sum of its proper divisors (117825900360).

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

47130275640 is a wasteful number, since it uses less digits than its factorization.

47130275640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23474 (or 23463 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

The spelling of 47130275640 in words is "forty-seven billion, one hundred thirty million, two hundred seventy-five thousand, six hundred forty".