2601516455 has 16 divisors (see below), whose sum is σ = 3147462144. Its totient is φ = 2064184320.

The previous prime is 2601516451. The next prime is 2601516473. The reversal of 2601516455 is 5546151062.

It is not a de Polignac number, because 2601516455 - 2² = 2601516451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2601516451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333257 + ... + 340973.

It is an arithmetic number, because the mean of its divisors is an integer number (196716384).

Almost surely, 2^2601516455 is an apocalyptic number.

2601516455 is a deficient number, since it is larger than the sum of its proper divisors (545945689).

2601516455 is a wasteful number, since it uses less digits than its factorization.

2601516455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8266.

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 2601516455 is about 51005.0630329970. The cubic root of 2601516455 is about 1375.3361523030.

The spelling of 2601516455 in words is "two billion, six hundred one million, five hundred sixteen thousand, four hundred fifty-five".