147996665407 has 2 divisors, whose sum is σ = 147996665408. Its totient is φ = 147996665406.

The previous prime is 147996665371. The next prime is 147996665491. The reversal of 147996665407 is 704566699741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147996665407 - 2¹⁵ = 147996632639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147996665807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73998332703 + 73998332704.

It is an arithmetic number, because the mean of its divisors is an integer number (73998332704).

Almost surely, 2^147996665407 is an apocalyptic number.

147996665407 is a deficient number, since it is larger than the sum of its proper divisors (1).

147996665407 is an equidigital number, since it uses as much as digits as its factorization.

147996665407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68584320, while the sum is 64.

The spelling of 147996665407 in words is "one hundred forty-seven billion, nine hundred ninety-six million, six hundred sixty-five thousand, four hundred seven".