40170764371 has 2 divisors, whose sum is σ = 40170764372. Its totient is φ = 40170764370.

The previous prime is 40170764369. The next prime is 40170764377. The reversal of 40170764371 is 17346707104.

It is a happy number.

40170764371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40170764371 - 2¹ = 40170764369 is a prime.

It is a super-2 number, since 2×40170764371² (a number of 22 digits) contains 22 as substring.

Together with 40170764369, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40170764377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20085382185 + 20085382186.

It is an arithmetic number, because the mean of its divisors is an integer number (20085382186).

Almost surely, 2^40170764371 is an apocalyptic number.

40170764371 is a deficient number, since it is larger than the sum of its proper divisors (1).

40170764371 is an equidigital number, since it uses as much as digits as its factorization.

40170764371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 40.

The spelling of 40170764371 in words is "forty billion, one hundred seventy million, seven hundred sixty-four thousand, three hundred seventy-one".