360491999947 has 2 divisors, whose sum is σ = 360491999948. Its totient is φ = 360491999946.

The previous prime is 360491999941. The next prime is 360491999957. The reversal of 360491999947 is 749999194063.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 360491999947 - 2³ = 360491999939 is a prime.

It is not a weakly prime, because it can be changed into another prime (360491999941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180245999973 + 180245999974.

It is an arithmetic number, because the mean of its divisors is an integer number (180245999974).

Almost surely, 2^360491999947 is an apocalyptic number.

360491999947 is a deficient number, since it is larger than the sum of its proper divisors (1).

360491999947 is an equidigital number, since it uses as much as digits as its factorization.

360491999947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 119042784, while the sum is 70.

The spelling of 360491999947 in words is "three hundred sixty billion, four hundred ninety-one million, nine hundred ninety-nine thousand, nine hundred forty-seven".