146831278801 has 2 divisors, whose sum is σ = 146831278802. Its totient is φ = 146831278800.

The previous prime is 146831278757. The next prime is 146831278807. The reversal of 146831278801 is 108872138641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104603083776 + 42228195025 = 323424^2 + 205495^2 .

It is a cyclic number.

It is not a de Polignac number, because 146831278801 - 2³⁷ = 9392325329 is a prime.

It is not a weakly prime, because it can be changed into another prime (146831278807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73415639400 + 73415639401.

It is an arithmetic number, because the mean of its divisors is an integer number (73415639401).

Almost surely, 2^146831278801 is an apocalyptic number.

It is an amenable number.

146831278801 is a deficient number, since it is larger than the sum of its proper divisors (1).

146831278801 is an equidigital number, since it uses as much as digits as its factorization.

146831278801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 516096, while the sum is 49.

The spelling of 146831278801 in words is "one hundred forty-six billion, eight hundred thirty-one million, two hundred seventy-eight thousand, eight hundred one".