47651587927 has 2 divisors, whose sum is σ = 47651587928. Its totient is φ = 47651587926.

The previous prime is 47651587847. The next prime is 47651587939. The reversal of 47651587927 is 72978515674.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47651587927 - 2¹⁹ = 47651063639 is a prime.

It is a super-2 number, since 2×47651587927² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47651587957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23825793963 + 23825793964.

It is an arithmetic number, because the mean of its divisors is an integer number (23825793964).

Almost surely, 2^47651587927 is an apocalyptic number.

47651587927 is a deficient number, since it is larger than the sum of its proper divisors (1).

47651587927 is an equidigital number, since it uses as much as digits as its factorization.

47651587927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29635200, while the sum is 61.

The spelling of 47651587927 in words is "forty-seven billion, six hundred fifty-one million, five hundred eighty-seven thousand, nine hundred twenty-seven".