70667161063 has 4 divisors (see below), whose sum is σ = 70722500760. Its totient is φ = 70611821368.

The previous prime is 70667161031. The next prime is 70667161099. The reversal of 70667161063 is 36016176607.

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 70667161063 - 2⁵ = 70667161031 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 (70667161363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27667933 + ... + 27670486.

It is an arithmetic number, because the mean of its divisors is an integer number (17680625190).

Almost surely, 2^70667161063 is an apocalyptic number.

70667161063 is a deficient number, since it is larger than the sum of its proper divisors (55339697).

70667161063 is a wasteful number, since it uses less digits than its factorization.

70667161063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55339696.

The product of its (nonzero) digits is 190512, while the sum is 43.

The spelling of 70667161063 in words is "seventy billion, six hundred sixty-seven million, one hundred sixty-one thousand, sixty-three".