40077472652377 has 2 divisors, whose sum is σ = 40077472652378. Its totient is φ = 40077472652376.

The previous prime is 40077472652363. The next prime is 40077472652401. The reversal of 40077472652377 is 77325627477004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33198293145616 + 6879179506761 = 5761796^2 + 2622819^2 .

It is a cyclic number.

It is not a de Polignac number, because 40077472652377 - 2¹⁵ = 40077472619609 is a prime.

It is not a weakly prime, because it can be changed into another prime (40077478652377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20038736326188 + 20038736326189.

It is an arithmetic number, because the mean of its divisors is an integer number (20038736326189).

Almost surely, 2^{40077472652377} is an apocalyptic number.

It is an amenable number.

40077472652377 is a deficient number, since it is larger than the sum of its proper divisors (1).

40077472652377 is an equidigital number, since it uses as much as digits as its factorization.

40077472652377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96808320, while the sum is 61.

The spelling of 40077472652377 in words is "forty trillion, seventy-seven billion, four hundred seventy-two million, six hundred fifty-two thousand, three hundred seventy-seven".