2542545201 has 16 divisors (see below), whose sum is σ = 3875125248. Its totient is φ = 1452594000.

The previous prime is 2542545193. The next prime is 2542545263. The reversal of 2542545201 is 1025452452.

It is not a de Polignac number, because 2542545201 - 2³ = 2542545193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2542545001) 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, 141706 + ... + 158636.

It is an arithmetic number, because the mean of its divisors is an integer number (242195328).

Almost surely, 2^2542545201 is an apocalyptic number.

2542545201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2542545201 is a deficient number, since it is larger than the sum of its proper divisors (1332580047).

2542545201 is a wasteful number, since it uses less digits than its factorization.

2542545201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24092.

The product of its (nonzero) digits is 16000, while the sum is 30.

The square root of 2542545201 is about 50423.6571561405. The cubic root of 2542545201 is about 1364.8645718932.

Adding to 2542545201 its reverse (1025452452), we get a palindrome (3567997653).

The spelling of 2542545201 in words is "two billion, five hundred forty-two million, five hundred forty-five thousand, two hundred one".