70000406667 has 6 divisors (see below), whose sum is σ = 101111698532. Its totient is φ = 46666937772.

The previous prime is 70000406659. The next prime is 70000406699. The reversal of 70000406667 is 76660400007.

It is not a de Polignac number, because 70000406667 - 2³ = 70000406659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70000406627) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3888911473 + ... + 3888911490.

Almost surely, 2^70000406667 is an apocalyptic number.

70000406667 is a deficient number, since it is larger than the sum of its proper divisors (31111291865).

70000406667 is a wasteful number, since it uses less digits than its factorization.

70000406667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7777822969 (or 7777822966 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The spelling of 70000406667 in words is "seventy billion, four hundred six thousand, six hundred sixty-seven".