154104641613656 has 8 divisors (see below), whose sum is σ = 288946203025620. Its totient is φ = 77052320806824.

The previous prime is 154104641613653. The next prime is 154104641613677. The reversal of 154104641613656 is 656316146401451.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 154104641613598 and 154104641613607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154104641613653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9631540100846 + ... + 9631540100861.

Almost surely, 2^{154104641613656} is an apocalyptic number.

It is an amenable number.

154104641613656 is a deficient number, since it is larger than the sum of its proper divisors (134841561411964).

154104641613656 is a wasteful number, since it uses less digits than its factorization.

154104641613656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19263080201713 (or 19263080201709 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 154104641613656 in words is "one hundred fifty-four trillion, one hundred four billion, six hundred forty-one million, six hundred thirteen thousand, six hundred fifty-six".