154040502153232 has 10 divisors (see below), whose sum is σ = 298453472921918. Its totient is φ = 77020251076608.

The previous prime is 154040502153227. The next prime is 154040502153233. The reversal of 154040502153232 is 232351205040451.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 130160626169616 + 23879875983616 = 11408796^2 + 4886704^2 .

It is a super-4 number, since 4×154040502153232⁴ (a number of 58 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154040502153191 and 154040502153200.

It is not an unprimeable number, because it can be changed into a prime (154040502153233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4813765692273 + ... + 4813765692304.

Almost surely, 2^{154040502153232} is an apocalyptic number.

It is an amenable number.

154040502153232 is a deficient number, since it is larger than the sum of its proper divisors (144412970768686).

154040502153232 is an equidigital number, since it uses as much as digits as its factorization.

154040502153232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9627531384585 (or 9627531384579 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 154040502153232 its reverse (232351205040451), we get a palindrome (386391707193683).

The spelling of 154040502153232 in words is "one hundred fifty-four trillion, forty billion, five hundred two million, one hundred fifty-three thousand, two hundred thirty-two".