47284978597 has 2 divisors, whose sum is σ = 47284978598. Its totient is φ = 47284978596.

The previous prime is 47284978589. The next prime is 47284978613. The reversal of 47284978597 is 79587948274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31376453956 + 15908524641 = 177134^2 + 126129^2 .

It is a cyclic number.

It is not a de Polignac number, because 47284978597 - 2³ = 47284978589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47284978567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23642489298 + 23642489299.

It is an arithmetic number, because the mean of its divisors is an integer number (23642489299).

Almost surely, 2^47284978597 is an apocalyptic number.

It is an amenable number.

47284978597 is a deficient number, since it is larger than the sum of its proper divisors (1).

47284978597 is an equidigital number, since it uses as much as digits as its factorization.

47284978597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 284497920, while the sum is 70.

The spelling of 47284978597 in words is "forty-seven billion, two hundred eighty-four million, nine hundred seventy-eight thousand, five hundred ninety-seven".