154203035361146 has 32 divisors (see below), whose sum is σ = 249151703708160. Its totient is φ = 71341724156976.

The previous prime is 154203035361113. The next prime is 154203035361161. The reversal of 154203035361146 is 641163530302451.

It is a happy number.

It is a super-2 number, since 2×154203035361146² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154203035361097 and 154203035361106.

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, 35370155 + ... + 39489921.

It is an arithmetic number, because the mean of its divisors is an integer number (7785990740880).

Almost surely, 2^{154203035361146} is an apocalyptic number.

154203035361146 is a deficient number, since it is larger than the sum of its proper divisors (94948668347014).

154203035361146 is a wasteful number, since it uses less digits than its factorization.

154203035361146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4142738.

The product of its (nonzero) digits is 777600, while the sum is 44.

Adding to 154203035361146 its reverse (641163530302451), we get a palindrome (795366565663597).

The spelling of 154203035361146 in words is "one hundred fifty-four trillion, two hundred three billion, thirty-five million, three hundred sixty-one thousand, one hundred forty-six".