2540528462 has 4 divisors (see below), whose sum is σ = 3810792696. Its totient is φ = 1270264230.

The previous prime is 2540528453. The next prime is 2540528483. The reversal of 2540528462 is 2648250452.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635132114 + ... + 635132117.

It is an arithmetic number, because the mean of its divisors is an integer number (952698174).

Almost surely, 2^2540528462 is an apocalyptic number.

2540528462 is a deficient number, since it is larger than the sum of its proper divisors (1270264234).

2540528462 is a wasteful number, since it uses less digits than its factorization.

2540528462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270264233.

The product of its (nonzero) digits is 153600, while the sum is 38.

The square root of 2540528462 is about 50403.6552444364. The cubic root of 2540528462 is about 1364.5036076502.

The spelling of 2540528462 in words is "two billion, five hundred forty million, five hundred twenty-eight thousand, four hundred sixty-two".