70001606505 has 16 divisors (see below), whose sum is σ = 112028287680. Its totient is φ = 37325617728.

The previous prime is 70001606483. The next prime is 70001606527. The reversal of 70001606505 is 50560610007.

It is an interprime number because it is at equal distance from previous prime (70001606483) and next prime (70001606527).

It is not a de Polignac number, because 70001606505 - 2¹² = 70001602409 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467995 + ... + 599184.

It is an arithmetic number, because the mean of its divisors is an integer number (7001767980).

Almost surely, 2^70001606505 is an apocalyptic number.

It is an amenable number.

70001606505 is a deficient number, since it is larger than the sum of its proper divisors (42026681175).

70001606505 is a wasteful number, since it uses less digits than its factorization.

70001606505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071560.

The product of its (nonzero) digits is 6300, while the sum is 30.

The spelling of 70001606505 in words is "seventy billion, one million, six hundred six thousand, five hundred five".