612948387047 has 2 divisors, whose sum is σ = 612948387048. Its totient is φ = 612948387046.

The previous prime is 612948387043. The next prime is 612948387053. The reversal of 612948387047 is 740783849216.

612948387047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 612948387047 - 2² = 612948387043 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612948387043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306474193523 + 306474193524.

It is an arithmetic number, because the mean of its divisors is an integer number (306474193524).

Almost surely, 2^612948387047 is an apocalyptic number.

612948387047 is a deficient number, since it is larger than the sum of its proper divisors (1).

612948387047 is an equidigital number, since it uses as much as digits as its factorization.

612948387047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16257024, while the sum is 59.

The spelling of 612948387047 in words is "six hundred twelve billion, nine hundred forty-eight million, three hundred eighty-seven thousand, forty-seven".