40587278527 has 2 divisors, whose sum is σ = 40587278528. Its totient is φ = 40587278526.

The previous prime is 40587278491. The next prime is 40587278549. The reversal of 40587278527 is 72587278504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40587278527 - 2¹¹ = 40587276479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40587278597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20293639263 + 20293639264.

It is an arithmetic number, because the mean of its divisors is an integer number (20293639264).

Almost surely, 2^40587278527 is an apocalyptic number.

40587278527 is a deficient number, since it is larger than the sum of its proper divisors (1).

40587278527 is an equidigital number, since it uses as much as digits as its factorization.

40587278527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8780800, while the sum is 55.

The spelling of 40587278527 in words is "forty billion, five hundred eighty-seven million, two hundred seventy-eight thousand, five hundred twenty-seven".