70927417249 has 4 divisors (see below), whose sum is σ = 76383372436. Its totient is φ = 65471462064.

The previous prime is 70927417243. The next prime is 70927417307. The reversal of 70927417249 is 94271472907.

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

It can be written as a sum of positive squares in 2 ways, for example, as 24193624849 + 46733792400 = 155543^2 + 216180^2 .

It is a cyclic number.

It is not a de Polignac number, because 70927417249 - 2⁹ = 70927416737 is a prime.

It is a super-2 number, since 2×70927417249² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70927417196 and 70927417205.

It is not an unprimeable number, because it can be changed into a prime (70927417243) 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, 2727977574 + ... + 2727977599.

It is an arithmetic number, because the mean of its divisors is an integer number (19095843109).

Almost surely, 2^70927417249 is an apocalyptic number.

It is an amenable number.

70927417249 is a deficient number, since it is larger than the sum of its proper divisors (5455955187).

70927417249 is a wasteful number, since it uses less digits than its factorization.

70927417249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5455955186.

The product of its (nonzero) digits is 1778112, while the sum is 52.

The spelling of 70927417249 in words is "seventy billion, nine hundred twenty-seven million, four hundred seventeen thousand, two hundred forty-nine".