70738140736 has 14 divisors (see below), whose sum is σ = 140370998150. Its totient is φ = 35369070336.

The previous prime is 70738140721. The next prime is 70738140743. The reversal of 70738140736 is 63704183707.

It can be written as a sum of positive squares in only one way, i.e., 68673347136 + 2064793600 = 262056^2 + 45440^2 .

It is a super-2 number, since 2×70738140736² (a number of 23 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, 552641661 + ... + 552641788.

Almost surely, 2^70738140736 is an apocalyptic number.

It is an amenable number.

70738140736 is a deficient number, since it is larger than the sum of its proper divisors (69632857414).

70738140736 is a wasteful number, since it uses less digits than its factorization.

70738140736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105283461 (or 1105283451 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 46.

The spelling of 70738140736 in words is "seventy billion, seven hundred thirty-eight million, one hundred forty thousand, seven hundred thirty-six".