40027646707357 has 2 divisors, whose sum is σ = 40027646707358. Its totient is φ = 40027646707356.

The previous prime is 40027646707343. The next prime is 40027646707403. The reversal of 40027646707357 is 75370764672004.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29330174758756 + 10697471948601 = 5415734^2 + 3270699^2 .

It is a cyclic number.

It is not a de Polignac number, because 40027646707357 - 2²³ = 40027638318749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40027646707957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20013823353678 + 20013823353679.

It is an arithmetic number, because the mean of its divisors is an integer number (20013823353679).

Almost surely, 2^{40027646707357} is an apocalyptic number.

It is an amenable number.

40027646707357 is a deficient number, since it is larger than the sum of its proper divisors (1).

40027646707357 is an equidigital number, since it uses as much as digits as its factorization.

40027646707357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41489280, while the sum is 58.

The spelling of 40027646707357 in words is "forty trillion, twenty-seven billion, six hundred forty-six million, seven hundred seven thousand, three hundred fifty-seven".