40827653752639 has 32 divisors (see below), whose sum is σ = 44703627192000. Its totient is φ = 37063607132160.

The previous prime is 40827653752609. The next prime is 40827653752771. The reversal of 40827653752639 is 93625735672804.

It is a cyclic number.

It is not a de Polignac number, because 40827653752639 - 2³¹ = 40825506268991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40827653752609) 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, 78621657 + ... + 79139245.

It is an arithmetic number, because the mean of its divisors is an integer number (1396988349750).

Almost surely, 2^{40827653752639} is an apocalyptic number.

40827653752639 is a deficient number, since it is larger than the sum of its proper divisors (3875973439361).

40827653752639 is a wasteful number, since it uses less digits than its factorization.

40827653752639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518155.

The product of its (nonzero) digits is 457228800, while the sum is 67.

The spelling of 40827653752639 in words is "forty trillion, eight hundred twenty-seven billion, six hundred fifty-three million, seven hundred fifty-two thousand, six hundred thirty-nine".