2601516473 has 2 divisors, whose sum is σ = 2601516474. Its totient is φ = 2601516472.

The previous prime is 2601516451. The next prime is 2601516479. The reversal of 2601516473 is 3746151062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1713297664 + 888218809 = 41392^2 + 29803^2 .

It is a cyclic number.

It is not a de Polignac number, because 2601516473 - 2¹² = 2601512377 is a prime.

It is not a weakly prime, because it can be changed into another prime (2601516479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300758236 + 1300758237.

It is an arithmetic number, because the mean of its divisors is an integer number (1300758237).

Almost surely, 2^2601516473 is an apocalyptic number.

It is an amenable number.

2601516473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2601516473 is an equidigital number, since it uses as much as digits as its factorization.

2601516473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 2601516473 is about 51005.0632094501. The cubic root of 2601516473 is about 1375.3361554750.

The spelling of 2601516473 in words is "two billion, six hundred one million, five hundred sixteen thousand, four hundred seventy-three".