70016066207155 has 4 divisors (see below), whose sum is σ = 84019279448592. Its totient is φ = 56012852965720.

The previous prime is 70016066207077. The next prime is 70016066207179. The reversal of 70016066207155 is 55170266061007.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 70016066207155 - 2¹³ = 70016066198963 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7001606620711 + ... + 7001606620720.

It is an arithmetic number, because the mean of its divisors is an integer number (21004819862148).

Almost surely, 2^{70016066207155} is an apocalyptic number.

70016066207155 is a deficient number, since it is larger than the sum of its proper divisors (14003213241437).

70016066207155 is a wasteful number, since it uses less digits than its factorization.

70016066207155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14003213241436.

The product of its (nonzero) digits is 529200, while the sum is 46.

The spelling of 70016066207155 in words is "seventy trillion, sixteen billion, sixty-six million, two hundred seven thousand, one hundred fifty-five".