2541660542 has 8 divisors (see below), whose sum is σ = 3851795136. Its totient is φ = 1257728832.

The previous prime is 2541660521. The next prime is 2541660547. The reversal of 2541660542 is 2450661452.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541660547) 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, 6550478 + ... + 6550865.

It is an arithmetic number, because the mean of its divisors is an integer number (481474392).

Almost surely, 2^2541660542 is an apocalyptic number.

2541660542 is a deficient number, since it is larger than the sum of its proper divisors (1310134594).

2541660542 is a wasteful number, since it uses less digits than its factorization.

2541660542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13101442.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 2541660542 is about 50414.8841315737. The cubic root of 2541660542 is about 1364.7062554952.

It can be divided in two parts, 25416 and 60542, that added together give a palindrome (85958).

The spelling of 2541660542 in words is "two billion, five hundred forty-one million, six hundred sixty thousand, five hundred forty-two".