154242253045 has 16 divisors (see below), whose sum is σ = 193172221440. Its totient is φ = 118008018304.

The previous prime is 154242253037. The next prime is 154242253079. The reversal of 154242253045 is 540352242451.

It is a cyclic number.

It is not a de Polignac number, because 154242253045 - 2³ = 154242253037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154242252995 and 154242253013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552321 + ... + 783289.

It is an arithmetic number, because the mean of its divisors is an integer number (12073263840).

Almost surely, 2^154242253045 is an apocalyptic number.

It is an amenable number.

154242253045 is a deficient number, since it is larger than the sum of its proper divisors (38929968395).

154242253045 is a wasteful number, since it uses less digits than its factorization.

154242253045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236804.

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 154242253045 its reverse (540352242451), we get a palindrome (694594495496).

The spelling of 154242253045 in words is "one hundred fifty-four billion, two hundred forty-two million, two hundred fifty-three thousand, forty-five".