40715754389 has 2 divisors, whose sum is σ = 40715754390. Its totient is φ = 40715754388.

The previous prime is 40715754377. The next prime is 40715754413. The reversal of 40715754389 is 98345751704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26360120164 + 14355634225 = 162358^2 + 119815^2 .

It is a cyclic number.

It is not a de Polignac number, because 40715754389 - 2⁸ = 40715754133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40715754389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40715754589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20357877194 + 20357877195.

It is an arithmetic number, because the mean of its divisors is an integer number (20357877195).

Almost surely, 2^40715754389 is an apocalyptic number.

It is an amenable number.

40715754389 is a deficient number, since it is larger than the sum of its proper divisors (1).

40715754389 is an equidigital number, since it uses as much as digits as its factorization.

40715754389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 40715754389 in words is "forty billion, seven hundred fifteen million, seven hundred fifty-four thousand, three hundred eighty-nine".