70071120157706 has 4 divisors (see below), whose sum is σ = 105106680236562. Its totient is φ = 35035560078852.

The previous prime is 70071120157681. The next prime is 70071120157741. The reversal of 70071120157706 is 60775102117007.

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

It can be written as a sum of positive squares in only one way, i.e., 46502920683025 + 23568199474681 = 6819305^2 + 4854709^2 .

It is a super-2 number, since 2×70071120157706² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17517780039425 + ... + 17517780039428.

Almost surely, 2^{70071120157706} is an apocalyptic number.

70071120157706 is a deficient number, since it is larger than the sum of its proper divisors (35035560078856).

70071120157706 is a wasteful number, since it uses less digits than its factorization.

70071120157706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35035560078855.

The product of its (nonzero) digits is 144060, while the sum is 44.

The spelling of 70071120157706 in words is "seventy trillion, seventy-one billion, one hundred twenty million, one hundred fifty-seven thousand, seven hundred six".