70424452541 has 4 divisors (see below), whose sum is σ = 70438562172. Its totient is φ = 70410342912.

The previous prime is 70424452519. The next prime is 70424452543. The reversal of 70424452541 is 14525442407.

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 17130883225 + 53293569316 = 130885^2 + 230854^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70424452541 is a prime.

It is a super-2 number, since 2×70424452541² (a number of 22 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 = 70424452495 and 70424452504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70424452543) 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 3 ways as a sum of consecutive naturals, for example, 7047326 + ... + 7057311.

It is an arithmetic number, because the mean of its divisors is an integer number (17609640543).

Almost surely, 2^70424452541 is an apocalyptic number.

It is an amenable number.

70424452541 is a deficient number, since it is larger than the sum of its proper divisors (14109631).

70424452541 is a wasteful number, since it uses less digits than its factorization.

70424452541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14109630.

The product of its (nonzero) digits is 179200, while the sum is 38.

Adding to 70424452541 its reverse (14525442407), we get a palindrome (84949894948).

The spelling of 70424452541 in words is "seventy billion, four hundred twenty-four million, four hundred fifty-two thousand, five hundred forty-one".