4155155401 has 16 divisors (see below), whose sum is σ = 4377484800. Its totient is φ = 3939096960.

The previous prime is 4155155363. The next prime is 4155155437. The reversal of 4155155401 is 1045515514.

It is a cyclic number.

It is not a de Polignac number, because 4155155401 - 2²¹ = 4153058249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4155155491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331026 + ... + 343348.

It is an arithmetic number, because the mean of its divisors is an integer number (273592800).

Almost surely, 2^4155155401 is an apocalyptic number.

It is an amenable number.

4155155401 is a deficient number, since it is larger than the sum of its proper divisors (222329399).

4155155401 is a wasteful number, since it uses less digits than its factorization.

4155155401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12576.

The product of its (nonzero) digits is 10000, while the sum is 31.

The square root of 4155155401 is about 64460.4948864031. The cubic root of 4155155401 is about 1607.6657402836.

The spelling of 4155155401 in words is "four billion, one hundred fifty-five million, one hundred fifty-five thousand, four hundred one".