40155265053 has 10 divisors (see below), whose sum is σ = 59985025694. Its totient is φ = 26770176648.

The previous prime is 40155265049. The next prime is 40155265091. The reversal of 40155265053 is 35056255104.

40155265053 is a `hidden beast` number, since 4 + 0 + 1 + 552 + 6 + 50 + 53 = 666.

It can be written as a sum of positive squares in only one way, i.e., 37226615364 + 2928649689 = 192942^2 + 54117^2 .

It is not a de Polignac number, because 40155265053 - 2² = 40155265049 is a prime.

It is a super-2 number, since 2×40155265053² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40155264999 and 40155265017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40155265153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 247871926 + ... + 247872087.

Almost surely, 2^40155265053 is an apocalyptic number.

It is an amenable number.

40155265053 is a deficient number, since it is larger than the sum of its proper divisors (19829760641).

40155265053 is an equidigital number, since it uses as much as digits as its factorization.

40155265053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495744025 (or 495744016 counting only the distinct ones).

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

The spelling of 40155265053 in words is "forty billion, one hundred fifty-five million, two hundred sixty-five thousand, fifty-three".