2534521450642 has 8 divisors (see below), whose sum is σ = 3801792693132. Its totient is φ = 1267257219600.

The previous prime is 2534521450603. The next prime is 2534521450661. The reversal of 2534521450642 is 2460541254352.

It can be written as a sum of positive squares in 2 ways, for example, as 2398964201881 + 135557248761 = 1548859^2 + 368181^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729709 + ... + 2366752.

Almost surely, 2^{2534521450642} is an apocalyptic number.

2534521450642 is a deficient number, since it is larger than the sum of its proper divisors (1267271242490).

2534521450642 is a wasteful number, since it uses less digits than its factorization.

2534521450642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3505724.

The product of its (nonzero) digits is 1152000, while the sum is 43.

The spelling of 2534521450642 in words is "two trillion, five hundred thirty-four billion, five hundred twenty-one million, four hundred fifty thousand, six hundred forty-two".