154505200042043 has 8 divisors (see below), whose sum is σ = 154542873136848. Its totient is φ = 154467529612704.

The previous prime is 154505200042027. The next prime is 154505200042117. The reversal of 154505200042043 is 340240002505451.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 154505200042043 - 2⁴ = 154505200042027 is a prime.

It is a super-2 number, since 2×154505200042043² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 154505200041994 and 154505200042012.

It is not an unprimeable number, because it can be changed into a prime (154505200042943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117839705 + ... + 119143637.

It is an arithmetic number, because the mean of its divisors is an integer number (19317859142106).

Almost surely, 2^{154505200042043} is an apocalyptic number.

154505200042043 is a deficient number, since it is larger than the sum of its proper divisors (37673094805).

154505200042043 is a wasteful number, since it uses less digits than its factorization.

154505200042043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332733.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 154505200042043 its reverse (340240002505451), we get a palindrome (494745202547494).

The spelling of 154505200042043 in words is "one hundred fifty-four trillion, five hundred five billion, two hundred million, forty-two thousand, forty-three".