70006000006531 has 2 divisors, whose sum is σ = 70006000006532. Its totient is φ = 70006000006530.

The previous prime is 70006000006487. The next prime is 70006000006541. The reversal of 70006000006531 is 13560000060007.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70006000006531 - 2¹⁷ = 70005999875459 is a prime.

It is a super-2 number, since 2×70006000006531² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70006000006531.

It is not a weakly prime, because it can be changed into another prime (70006000006541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35003000003265 + 35003000003266.

It is an arithmetic number, because the mean of its divisors is an integer number (35003000003266).

Almost surely, 2^{70006000006531} is an apocalyptic number.

70006000006531 is a deficient number, since it is larger than the sum of its proper divisors (1).

70006000006531 is an equidigital number, since it uses as much as digits as its factorization.

70006000006531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

Adding to 70006000006531 its reverse (13560000060007), we get a palindrome (83566000066538).

The spelling of 70006000006531 in words is "seventy trillion, six billion, six thousand, five hundred thirty-one".