154324042140499 has 16 divisors (see below), whose sum is σ = 192911662897920. Its totient is φ = 119935211427360.

The previous prime is 154324042140427. The next prime is 154324042140511. The reversal of 154324042140499 is 994041240423451.

It is not a de Polignac number, because 154324042140499 - 2¹³ = 154324042132307 is a prime.

It is a super-2 number, since 2×154324042140499² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154324042149499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2644045144 + ... + 2644103509.

It is an arithmetic number, because the mean of its divisors is an integer number (12056978931120).

Almost surely, 2^{154324042140499} is an apocalyptic number.

154324042140499 is a deficient number, since it is larger than the sum of its proper divisors (38587620757421).

154324042140499 is a wasteful number, since it uses less digits than its factorization.

154324042140499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5288149050.

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 154324042140499 in words is "one hundred fifty-four trillion, three hundred twenty-four billion, forty-two million, one hundred forty thousand, four hundred ninety-nine".