70066736706737 has 4 divisors (see below), whose sum is σ = 70130959197936. Its totient is φ = 70002514215540.

The previous prime is 70066736706661. The next prime is 70066736706739. The reversal of 70066736706737 is 73760763766007.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 70066736706737 - 2³² = 70062441739441 is a prime.

It is a super-2 number, since 2×70066736706737² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70066736706739) 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, 32111243963 + ... + 32111246144.

It is an arithmetic number, because the mean of its divisors is an integer number (17532739799484).

Almost surely, 2^{70066736706737} is an apocalyptic number.

It is an amenable number.

70066736706737 is a deficient number, since it is larger than the sum of its proper divisors (64222491199).

70066736706737 is a wasteful number, since it uses less digits than its factorization.

70066736706737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64222491198.

The product of its (nonzero) digits is 196036848, while the sum is 65.

The spelling of 70066736706737 in words is "seventy trillion, sixty-six billion, seven hundred thirty-six million, seven hundred six thousand, seven hundred thirty-seven".