40670252071 has 4 divisors (see below), whose sum is σ = 41160255192. Its totient is φ = 40180248952.

The previous prime is 40670252069. The next prime is 40670252089. The reversal of 40670252071 is 17025207604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40670252071 - 2¹ = 40670252069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40679252071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245001436 + ... + 245001601.

It is an arithmetic number, because the mean of its divisors is an integer number (10290063798).

Almost surely, 2^40670252071 is an apocalyptic number.

40670252071 is a deficient number, since it is larger than the sum of its proper divisors (490003121).

40670252071 is an equidigital number, since it uses as much as digits as its factorization.

40670252071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490003120.

The product of its (nonzero) digits is 23520, while the sum is 34.

Adding to 40670252071 its reverse (17025207604), we get a palindrome (57695459675).

The spelling of 40670252071 in words is "forty billion, six hundred seventy million, two hundred fifty-two thousand, seventy-one".