147772212170819 has 2 divisors, whose sum is σ = 147772212170820. Its totient is φ = 147772212170818.

The previous prime is 147772212170663. The next prime is 147772212170827. The reversal of 147772212170819 is 918071212277741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 147772212170819 - 2³⁶ = 147703492694083 is a prime.

It is a super-2 number, since 2×147772212170819² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (147772212173819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73886106085409 + 73886106085410.

It is an arithmetic number, because the mean of its divisors is an integer number (73886106085410).

Almost surely, 2^{147772212170819} is an apocalyptic number.

147772212170819 is a deficient number, since it is larger than the sum of its proper divisors (1).

147772212170819 is an equidigital number, since it uses as much as digits as its factorization.

147772212170819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5531904, while the sum is 59.

The spelling of 147772212170819 in words is "one hundred forty-seven trillion, seven hundred seventy-two billion, two hundred twelve million, one hundred seventy thousand, eight hundred nineteen".