16770520471 has 2 divisors, whose sum is σ = 16770520472. Its totient is φ = 16770520470.

The previous prime is 16770520463. The next prime is 16770520493. The reversal of 16770520471 is 17402507761.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16770520471 - 2³ = 16770520463 is a prime.

It is a super-3 number, since 3×16770520471³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16770520421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8385260235 + 8385260236.

It is an arithmetic number, because the mean of its divisors is an integer number (8385260236).

Almost surely, 2^16770520471 is an apocalyptic number.

16770520471 is a deficient number, since it is larger than the sum of its proper divisors (1).

16770520471 is an equidigital number, since it uses as much as digits as its factorization.

16770520471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82320, while the sum is 40.

The spelling of 16770520471 in words is "sixteen billion, seven hundred seventy million, five hundred twenty thousand, four hundred seventy-one".