154133342633543 has 32 divisors (see below), whose sum is σ = 190653015920640. Its totient is φ = 121342132477440.

The previous prime is 154133342633531. The next prime is 154133342633561. The reversal of 154133342633543 is 345336243331451.

It is not a de Polignac number, because 154133342633543 - 2⁴ = 154133342633527 is a prime.

It is a super-2 number, since 2×154133342633543² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154133342633491 and 154133342633500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154133342633513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9939338 + ... + 20175656.

It is an arithmetic number, because the mean of its divisors is an integer number (5957906747520).

Almost surely, 2^{154133342633543} is an apocalyptic number.

154133342633543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

154133342633543 is a deficient number, since it is larger than the sum of its proper divisors (36519673287097).

154133342633543 is a wasteful number, since it uses less digits than its factorization.

154133342633543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10237167.

The product of its digits is 13996800, while the sum is 50.

Adding to 154133342633543 its reverse (345336243331451), we get a palindrome (499469585964994).

The spelling of 154133342633543 in words is "one hundred fifty-four trillion, one hundred thirty-three billion, three hundred forty-two million, six hundred thirty-three thousand, five hundred forty-three".