2542305655 has 8 divisors (see below), whose sum is σ = 3125175984. Its totient is φ = 1984238400.

The previous prime is 2542305599. The next prime is 2542305673. The reversal of 2542305655 is 5565032452.

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

It is not a de Polignac number, because 2542305655 - 2¹³ = 2542297463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6200541 + ... + 6200950.

It is an arithmetic number, because the mean of its divisors is an integer number (390646998).

Almost surely, 2^2542305655 is an apocalyptic number.

2542305655 is a deficient number, since it is larger than the sum of its proper divisors (582870329).

2542305655 is a wasteful number, since it uses less digits than its factorization.

2542305655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12401537.

The product of its (nonzero) digits is 180000, while the sum is 37.

The square root of 2542305655 is about 50421.2817667302. The cubic root of 2542305655 is about 1364.8217069565.

The spelling of 2542305655 in words is "two billion, five hundred forty-two million, three hundred five thousand, six hundred fifty-five".