40177757892079 has 2 divisors, whose sum is σ = 40177757892080. Its totient is φ = 40177757892078.

The previous prime is 40177757892061. The next prime is 40177757892133. The reversal of 40177757892079 is 97029875777104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40177757892079 - 2⁹ = 40177757891567 is a prime.

It is a super-2 number, since 2×40177757892079² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40177757892049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20088878946039 + 20088878946040.

It is an arithmetic number, because the mean of its divisors is an integer number (20088878946040).

Almost surely, 2^{40177757892079} is an apocalyptic number.

40177757892079 is a deficient number, since it is larger than the sum of its proper divisors (1).

40177757892079 is an equidigital number, since it uses as much as digits as its factorization.

40177757892079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435637440, while the sum is 73.

The spelling of 40177757892079 in words is "forty trillion, one hundred seventy-seven billion, seven hundred fifty-seven million, eight hundred ninety-two thousand, seventy-nine".