148072223777 has 2 divisors, whose sum is σ = 148072223778. Its totient is φ = 148072223776.

The previous prime is 148072223749. The next prime is 148072223843. The reversal of 148072223777 is 777322270841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 136547986576 + 11524237201 = 369524^2 + 107351^2 .

It is a cyclic number.

It is not a de Polignac number, because 148072223777 - 2²⁶ = 148005114913 is a prime.

It is not a weakly prime, because it can be changed into another prime (148072223707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74036111888 + 74036111889.

It is an arithmetic number, because the mean of its divisors is an integer number (74036111889).

Almost surely, 2^148072223777 is an apocalyptic number.

It is an amenable number.

148072223777 is a deficient number, since it is larger than the sum of its proper divisors (1).

148072223777 is an equidigital number, since it uses as much as digits as its factorization.

148072223777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1843968, while the sum is 50.

The spelling of 148072223777 in words is "one hundred forty-eight billion, seventy-two million, two hundred twenty-three thousand, seven hundred seventy-seven".