154114140111444 has 36 divisors (see below), whose sum is σ = 389567217483444. Its totient is φ = 51371258867712.

The previous prime is 154114140111409. The next prime is 154114140111469. The reversal of 154114140111444 is 444111041411451.

154114140111444 is a `hidden beast` number, since 1 + 54 + 1 + 14 + 1 + 40 + 111 + 444 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 79695256928400 + 74418883183044 = 8927220^2 + 8626638^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 154114140111399 and 154114140111408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11136724 + ... + 20790740.

Almost surely, 2^{154114140111444} is an apocalyptic number.

It is an amenable number.

154114140111444 is an abundant number, since it is smaller than the sum of its proper divisors (235453077372000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154114140111444 is a wasteful number, since it uses less digits than its factorization.

154114140111444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10097464 (or 10097459 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

Adding to 154114140111444 its reverse (444111041411451), we get a palindrome (598225181522895).

The spelling of 154114140111444 in words is "one hundred fifty-four trillion, one hundred fourteen billion, one hundred forty million, one hundred eleven thousand, four hundred forty-four".