70617753412969 has 9 divisors (see below), whose sum is σ = 82147250969661. Its totient is φ = 60529452504780.

The previous prime is 70617753412961. The next prime is 70617753413021. The reversal of 70617753412969 is 96921435771607.

The square root of 70617753412969 is 8403437.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 70617753412969 - 2³ = 70617753412961 is a prime.

It is a super-2 number, since 2×70617753412969² (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 (70617753412961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 58223814 + ... + 59424304.

Almost surely, 2^{70617753412969} is an apocalyptic number.

70617753412969 is the 8403437-th square number.

70617753412969 is the 4201719-th centered octagonal number.

It is an amenable number.

70617753412969 is a deficient number, since it is larger than the sum of its proper divisors (11529497556692).

70617753412969 is an frugal number, since it uses more digits than its factorization.

70617753412969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2400996 (or 1200498 counting only the distinct ones).

The product of its (nonzero) digits is 120022560, while the sum is 67.

The spelling of 70617753412969 in words is "seventy trillion, six hundred seventeen billion, seven hundred fifty-three million, four hundred twelve thousand, nine hundred sixty-nine".