2541690764 has 6 divisors (see below), whose sum is σ = 4447958844. Its totient is φ = 1270845380.

The previous prime is 2541690607. The next prime is 2541690797. The reversal of 2541690764 is 4670961452.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317711342 + ... + 317711349.

It is an arithmetic number, because the mean of its divisors is an integer number (741326474).

Almost surely, 2^2541690764 is an apocalyptic number.

It is an amenable number.

2541690764 is a deficient number, since it is larger than the sum of its proper divisors (1906268080).

2541690764 is a wasteful number, since it uses less digits than its factorization.

2541690764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635422695 (or 635422693 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 2541690764 is about 50415.1838635941. The cubic root of 2541690764 is about 1364.7116645559.

The spelling of 2541690764 in words is "two billion, five hundred forty-one million, six hundred ninety thousand, seven hundred sixty-four".