2542656002 has 8 divisors (see below), whose sum is σ = 3814211856. Its totient is φ = 1271252052.

The previous prime is 2542655993. The next prime is 2542656007. The reversal of 2542656002 is 2006562452.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2542656002.

It is not an unprimeable number, because it can be changed into a prime (2542656007) 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, 24293 + ... + 75335.

It is an arithmetic number, because the mean of its divisors is an integer number (476776482).

Almost surely, 2^2542656002 is an apocalyptic number.

2542656002 is a deficient number, since it is larger than the sum of its proper divisors (1271555854).

2542656002 is a wasteful number, since it uses less digits than its factorization.

2542656002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75952.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 2542656002 is about 50424.7558447237. The cubic root of 2542656002 is about 1364.8843979796.

The spelling of 2542656002 in words is "two billion, five hundred forty-two million, six hundred fifty-six thousand, two".