40027002706251 has 32 divisors (see below), whose sum is σ = 64711048953600. Its totient is φ = 24250935680640.

The previous prime is 40027002706189. The next prime is 40027002706253. The reversal of 40027002706251 is 15260720072004.

It is a happy number.

40027002706251 is a `hidden beast` number, since 4 + 0 + 0 + 2 + 7 + 0 + 0 + 27 + 0 + 625 + 1 = 666.

It is not a de Polignac number, because 40027002706251 - 2²² = 40026998511947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40027002706253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20897241 + ... + 22732106.

It is an arithmetic number, because the mean of its divisors is an integer number (2022220279800).

Almost surely, 2^{40027002706251} is an apocalyptic number.

40027002706251 is a deficient number, since it is larger than the sum of its proper divisors (24684046247349).

40027002706251 is a wasteful number, since it uses less digits than its factorization.

40027002706251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43632456 (or 43632450 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

Adding to 40027002706251 its reverse (15260720072004), we get a palindrome (55287722778255).

The spelling of 40027002706251 in words is "forty trillion, twenty-seven billion, two million, seven hundred six thousand, two hundred fifty-one".