40377424746613 has 2 divisors, whose sum is σ = 40377424746614. Its totient is φ = 40377424746612.

The previous prime is 40377424746563. The next prime is 40377424746619. The reversal of 40377424746613 is 31664742477304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20854264822609 + 19523159924004 = 4566647^2 + 4418502^2 .

It is a cyclic number.

It is not a de Polignac number, because 40377424746613 - 2³³ = 40368834812021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40377424746619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20188712373306 + 20188712373307.

It is an arithmetic number, because the mean of its divisors is an integer number (20188712373307).

Almost surely, 2^{40377424746613} is an apocalyptic number.

It is an amenable number.

40377424746613 is a deficient number, since it is larger than the sum of its proper divisors (1).

40377424746613 is an equidigital number, since it uses as much as digits as its factorization.

40377424746613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56899584, while the sum is 58.

The spelling of 40377424746613 in words is "forty trillion, three hundred seventy-seven billion, four hundred twenty-four million, seven hundred forty-six thousand, six hundred thirteen".