147421685319453 has 10 divisors (see below), whose sum is σ = 220222517576094. Its totient is φ = 98281123546248.

The previous prime is 147421685319449. The next prime is 147421685319509. The reversal of 147421685319453 is 354913586124741.

147421685319453 is a `hidden beast` number, since 1 + 4 + 7 + 4 + 2 + 1 + 6 + 8 + 531 + 94 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 85785792491844 + 61635892827609 = 9262062^2 + 7850853^2 .

It is not a de Polignac number, because 147421685319453 - 2² = 147421685319449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147421685319053) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 910010403126 + ... + 910010403287.

Almost surely, 2^{147421685319453} is an apocalyptic number.

It is an amenable number.

147421685319453 is a deficient number, since it is larger than the sum of its proper divisors (72800832256641).

147421685319453 is an equidigital number, since it uses as much as digits as its factorization.

147421685319453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820020806425 (or 1820020806416 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 63.

The spelling of 147421685319453 in words is "one hundred forty-seven trillion, four hundred twenty-one billion, six hundred eighty-five million, three hundred nineteen thousand, four hundred fifty-three".