2525430680642 has 4 divisors (see below), whose sum is σ = 3788146020966. Its totient is φ = 1262715340320.

The previous prime is 2525430680627. The next prime is 2525430680677. The reversal of 2525430680642 is 2460860345252.

It is a happy number.

2525430680642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2446912476121 + 78518204521 = 1564261^2 + 280211^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631357670159 + ... + 631357670162.

Almost surely, 2^{2525430680642} is an apocalyptic number.

2525430680642 is a deficient number, since it is larger than the sum of its proper divisors (1262715340324).

2525430680642 is a wasteful number, since it uses less digits than its factorization.

2525430680642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262715340323.

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 2525430680642 in words is "two trillion, five hundred twenty-five billion, four hundred thirty million, six hundred eighty thousand, six hundred forty-two".