154340422229999 has 4 divisors (see below), whose sum is σ = 154500029699664. Its totient is φ = 154180814760336.

The previous prime is 154340422229989. The next prime is 154340422230037. The reversal of 154340422229999 is 999922224043451.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154340422229999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154340422229989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79803733382 + ... + 79803735315.

It is an arithmetic number, because the mean of its divisors is an integer number (38625007424916).

Almost surely, 2^{154340422229999} is an apocalyptic number.

154340422229999 is a deficient number, since it is larger than the sum of its proper divisors (159607469665).

154340422229999 is an equidigital number, since it uses as much as digits as its factorization.

154340422229999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159607469664.

The product of its (nonzero) digits is 100776960, while the sum is 65.

The spelling of 154340422229999 in words is "one hundred fifty-four trillion, three hundred forty billion, four hundred twenty-two million, two hundred twenty-nine thousand, nine hundred ninety-nine".