70470908623 has 2 divisors, whose sum is σ = 70470908624. Its totient is φ = 70470908622.

The previous prime is 70470908621. The next prime is 70470908647. The reversal of 70470908623 is 32680907407.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70470908623 - 2¹ = 70470908621 is a prime.

It is a super-2 number, since 2×70470908623² (a number of 22 digits) contains 22 as substring.

Together with 70470908621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70470908621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35235454311 + 35235454312.

It is an arithmetic number, because the mean of its divisors is an integer number (35235454312).

Almost surely, 2^70470908623 is an apocalyptic number.

70470908623 is a deficient number, since it is larger than the sum of its proper divisors (1).

70470908623 is an equidigital number, since it uses as much as digits as its factorization.

70470908623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 70470908623 in words is "seventy billion, four hundred seventy million, nine hundred eight thousand, six hundred twenty-three".