40070707007663 has 4 divisors (see below), whose sum is σ = 40070795512248. Its totient is φ = 40070618503080.

The previous prime is 40070707007641. The next prime is 40070707007711. The reversal of 40070707007663 is 36670070707004.

It is a happy number.

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 40070707007663 - 2⁶ = 40070707007599 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 (40070707007263) 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, 43569653 + ... + 44479838.

It is an arithmetic number, because the mean of its divisors is an integer number (10017698878062).

Almost surely, 2^{40070707007663} is an apocalyptic number.

40070707007663 is a deficient number, since it is larger than the sum of its proper divisors (88504585).

40070707007663 is an equidigital number, since it uses as much as digits as its factorization.

40070707007663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88504584.

The product of its (nonzero) digits is 1037232, while the sum is 47.

The spelling of 40070707007663 in words is "forty trillion, seventy billion, seven hundred seven million, seven thousand, six hundred sixty-three".