40715677291 has 2 divisors, whose sum is σ = 40715677292. Its totient is φ = 40715677290.

The previous prime is 40715677267. The next prime is 40715677309. The reversal of 40715677291 is 19277651704.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40715677291 - 2⁹ = 40715676779 is a prime.

It is not a weakly prime, because it can be changed into another prime (40715677241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20357838645 + 20357838646.

It is an arithmetic number, because the mean of its divisors is an integer number (20357838646).

Almost surely, 2^40715677291 is an apocalyptic number.

40715677291 is a deficient number, since it is larger than the sum of its proper divisors (1).

40715677291 is an equidigital number, since it uses as much as digits as its factorization.

40715677291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 740880, while the sum is 49.

The spelling of 40715677291 in words is "forty billion, seven hundred fifteen million, six hundred seventy-seven thousand, two hundred ninety-one".