16155062257 has 2 divisors, whose sum is σ = 16155062258. Its totient is φ = 16155062256.

The previous prime is 16155062213. The next prime is 16155062293. The reversal of 16155062257 is 75226055161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14574284176 + 1580778081 = 120724^2 + 39759^2 .

It is a cyclic number.

It is not a de Polignac number, because 16155062257 - 2³¹ = 14007578609 is a prime.

It is not a weakly prime, because it can be changed into another prime (16153062257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8077531128 + 8077531129.

It is an arithmetic number, because the mean of its divisors is an integer number (8077531129).

Almost surely, 2^16155062257 is an apocalyptic number.

It is an amenable number.

16155062257 is a deficient number, since it is larger than the sum of its proper divisors (1).

16155062257 is an equidigital number, since it uses as much as digits as its factorization.

16155062257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 16155062257 in words is "sixteen billion, one hundred fifty-five million, sixty-two thousand, two hundred fifty-seven".