154141321505645 has 8 divisors (see below), whose sum is σ = 184997189127960. Its totient is φ = 123294654990400.

The previous prime is 154141321505641. The next prime is 154141321505651. The reversal of 154141321505645 is 546505123141451.

154141321505645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 50266781268649 + 103874540236996 = 7089907^2 + 10191886^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 154141321505645 - 2² = 154141321505641 is a prime.

It is a super-3 number, since 3×154141321505645³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 154141321505645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154141321505641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2300239910 + ... + 2300306919.

It is an arithmetic number, because the mean of its divisors is an integer number (23124648640995).

Almost surely, 2^{154141321505645} is an apocalyptic number.

It is an amenable number.

154141321505645 is a deficient number, since it is larger than the sum of its proper divisors (30855867622315).

154141321505645 is an equidigital number, since it uses as much as digits as its factorization.

154141321505645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4600553535.

The product of its (nonzero) digits is 1440000, while the sum is 47.

The spelling of 154141321505645 in words is "one hundred fifty-four trillion, one hundred forty-one billion, three hundred twenty-one million, five hundred five thousand, six hundred forty-five".