40052365155 has 48 divisors (see below), whose sum is σ = 77582625120. Its totient is φ = 18945676800.

The previous prime is 40052365153. The next prime is 40052365187. The reversal of 40052365155 is 55156325004.

40052365155 is a `hidden beast` number, since 400 + 5 + 236 + 5 + 15 + 5 = 666.

It is not a de Polignac number, because 40052365155 - 2¹ = 40052365153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40052365151) 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 47 ways as a sum of consecutive naturals, for example, 966460 + ... + 1007049.

It is an arithmetic number, because the mean of its divisors is an integer number (1616304690).

Almost surely, 2^40052365155 is an apocalyptic number.

40052365155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40052365155 is a deficient number, since it is larger than the sum of its proper divisors (37530259965).

40052365155 is a wasteful number, since it uses less digits than its factorization.

40052365155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1973572 (or 1973569 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 40052365155 in words is "forty billion, fifty-two million, three hundred sixty-five thousand, one hundred fifty-five".