4155031666144 has 12 divisors (see below), whose sum is σ = 8180218592784. Its totient is φ = 2077515833056.

The previous prime is 4155031666139. The next prime is 4155031666147. The reversal of 4155031666144 is 4416661305514.

It is a junction number, because it is equal to n+sod(n) for n = 4155031666094 and 4155031666103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4155031666147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64922369752 + ... + 64922369815.

It is an arithmetic number, because the mean of its divisors is an integer number (681684882732).

Almost surely, 2^{4155031666144} is an apocalyptic number.

It is an amenable number.

4155031666144 is a deficient number, since it is larger than the sum of its proper divisors (4025186926640).

4155031666144 is a wasteful number, since it uses less digits than its factorization.

4155031666144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129844739577 (or 129844739569 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 4155031666144 in words is "four trillion, one hundred fifty-five billion, thirty-one million, six hundred sixty-six thousand, one hundred forty-four".