16472012761 has 2 divisors, whose sum is σ = 16472012762. Its totient is φ = 16472012760.

The previous prime is 16472012743. The next prime is 16472012773. The reversal of 16472012761 is 16721027461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14156478361 + 2315534400 = 118981^2 + 48120^2 .

It is a cyclic number.

It is not a de Polignac number, because 16472012761 - 2¹¹ = 16472010713 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16472012761.

It is not a weakly prime, because it can be changed into another prime (16472012461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8236006380 + 8236006381.

It is an arithmetic number, because the mean of its divisors is an integer number (8236006381).

Almost surely, 2^16472012761 is an apocalyptic number.

It is an amenable number.

16472012761 is a deficient number, since it is larger than the sum of its proper divisors (1).

16472012761 is an equidigital number, since it uses as much as digits as its factorization.

16472012761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 37.

The spelling of 16472012761 in words is "sixteen billion, four hundred seventy-two million, twelve thousand, seven hundred sixty-one".