2541611667 has 8 divisors (see below), whose sum is σ = 3872932096. Its totient is φ = 1452349512.

The previous prime is 2541611647. The next prime is 2541611669. The reversal of 2541611667 is 7661161452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2541611667 - 2⁸ = 2541611411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2541611669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60514543 + ... + 60514584.

It is an arithmetic number, because the mean of its divisors is an integer number (484116512).

Almost surely, 2^2541611667 is an apocalyptic number.

2541611667 is a deficient number, since it is larger than the sum of its proper divisors (1331320429).

2541611667 is a wasteful number, since it uses less digits than its factorization.

2541611667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121029137.

The product of its digits is 60480, while the sum is 39.

The square root of 2541611667 is about 50414.3994013615. The cubic root of 2541611667 is about 1364.6975078746.

The spelling of 2541611667 in words is "two billion, five hundred forty-one million, six hundred eleven thousand, six hundred sixty-seven".