40101655 has 16 divisors (see below), whose sum is σ = 53491104. Its totient is φ = 28612480.

The previous prime is 40101653. The next prime is 40101661. The reversal of 40101655 is 55610104.

It is not a de Polignac number, because 40101655 - 2¹ = 40101653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40101653) 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, 3964 + ... + 9793.

It is an arithmetic number, because the mean of its divisors is an integer number (3343194).

Almost surely, 2^40101655 is an apocalyptic number.

40101655 is a deficient number, since it is larger than the sum of its proper divisors (13389449).

40101655 is a wasteful number, since it uses less digits than its factorization.

40101655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13826.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 40101655 is about 6332.5867542419. The cubic root of 40101655 is about 342.2846569332.

Adding to 40101655 its reverse (55610104), we get a palindrome (95711759).

It can be divided in two parts, 4010 and 1655, that added together give a palindrome (5665).

The spelling of 40101655 in words is "forty million, one hundred one thousand, six hundred fifty-five".