40155524273 has 2 divisors, whose sum is σ = 40155524274. Its totient is φ = 40155524272.

The previous prime is 40155524191. The next prime is 40155524281. The reversal of 40155524273 is 37242555104.

40155524273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40091251984 + 64272289 = 200228^2 + 8017^2 .

It is a cyclic number.

It is not a de Polignac number, because 40155524273 - 2¹⁶ = 40155458737 is a prime.

It is a super-2 number, since 2×40155524273² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40155824273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20077762136 + 20077762137.

It is an arithmetic number, because the mean of its divisors is an integer number (20077762137).

Almost surely, 2^40155524273 is an apocalyptic number.

It is an amenable number.

40155524273 is a deficient number, since it is larger than the sum of its proper divisors (1).

40155524273 is an equidigital number, since it uses as much as digits as its factorization.

40155524273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168000, while the sum is 38.

The spelling of 40155524273 in words is "forty billion, one hundred fifty-five million, five hundred twenty-four thousand, two hundred seventy-three".