154664144043 has 16 divisors (see below), whose sum is σ = 210623854080. Its totient is φ = 100907293536.

The previous prime is 154664144039. The next prime is 154664144053. The reversal of 154664144043 is 340441466451.

It is a happy number.

It is not a de Polignac number, because 154664144043 - 2² = 154664144039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 154664143986 and 154664144004.

It is not an unprimeable number, because it can be changed into a prime (154664144053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1997628 + ... + 2073606.

It is an arithmetic number, because the mean of its divisors is an integer number (13163990880).

Almost surely, 2^154664144043 is an apocalyptic number.

154664144043 is a deficient number, since it is larger than the sum of its proper divisors (55959710037).

154664144043 is a wasteful number, since it uses less digits than its factorization.

154664144043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90466.

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 154664144043 in words is "one hundred fifty-four billion, six hundred sixty-four million, one hundred forty-four thousand, forty-three".