40070700667 has 2 divisors, whose sum is σ = 40070700668. Its totient is φ = 40070700666.

The previous prime is 40070700619. The next prime is 40070700689. The reversal of 40070700667 is 76600707004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40070700667 - 2⁷ = 40070700539 is a prime.

It is a super-2 number, since 2×40070700667² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40070500667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20035350333 + 20035350334.

It is an arithmetic number, because the mean of its divisors is an integer number (20035350334).

Almost surely, 2^40070700667 is an apocalyptic number.

40070700667 is a deficient number, since it is larger than the sum of its proper divisors (1).

40070700667 is an equidigital number, since it uses as much as digits as its factorization.

40070700667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 37.

The spelling of 40070700667 in words is "forty billion, seventy million, seven hundred thousand, six hundred sixty-seven".