40240046601077 has 2 divisors, whose sum is σ = 40240046601078. Its totient is φ = 40240046601076.

The previous prime is 40240046601037. The next prime is 40240046601173. The reversal of 40240046601077 is 77010664004204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37808835934321 + 2431210666756 = 6148889^2 + 1559234^2 .

It is a cyclic number.

It is not a de Polignac number, because 40240046601077 - 2¹⁶ = 40240046535541 is a prime.

It is a super-2 number, since 2×40240046601077² (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 (40240046601037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20120023300538 + 20120023300539.

It is an arithmetic number, because the mean of its divisors is an integer number (20120023300539).

Almost surely, 2^{40240046601077} is an apocalyptic number.

It is an amenable number.

40240046601077 is a deficient number, since it is larger than the sum of its proper divisors (1).

40240046601077 is an equidigital number, since it uses as much as digits as its factorization.

40240046601077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 40240046601077 in words is "forty trillion, two hundred forty billion, forty-six million, six hundred one thousand, seventy-seven".