2612761601 has 4 divisors (see below), whose sum is σ = 2624271792. Its totient is φ = 2601251412.

The previous prime is 2612761597. The next prime is 2612761609. The reversal of 2612761601 is 1061672162.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2612761601 - 2² = 2612761597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2612761609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5754755 + ... + 5755208.

It is an arithmetic number, because the mean of its divisors is an integer number (656067948).

Almost surely, 2^2612761601 is an apocalyptic number.

It is an amenable number.

2612761601 is a deficient number, since it is larger than the sum of its proper divisors (11510191).

2612761601 is a wasteful number, since it uses less digits than its factorization.

2612761601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11510190.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 2612761601 is about 51115.1797512246. The cubic root of 2612761601 is about 1377.3149501256.

The spelling of 2612761601 in words is "two billion, six hundred twelve million, seven hundred sixty-one thousand, six hundred one".