6514904542 has 4 divisors (see below), whose sum is σ = 9772356816. Its totient is φ = 3257452270.

The previous prime is 6514904533. The next prime is 6514904581. The reversal of 6514904542 is 2454094156.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 6514904495 and 6514904504.

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, 1628726134 + ... + 1628726137.

It is an arithmetic number, because the mean of its divisors is an integer number (2443089204).

Almost surely, 2^6514904542 is an apocalyptic number.

6514904542 is a deficient number, since it is larger than the sum of its proper divisors (3257452274).

6514904542 is a wasteful number, since it uses less digits than its factorization.

6514904542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3257452273.

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 6514904542 is about 80714.9586012407. The cubic root of 6514904542 is about 1867.6809348793.

Adding to 6514904542 its reverse (2454094156), we get a palindrome (8968998698).

The spelling of 6514904542 in words is "six billion, five hundred fourteen million, nine hundred four thousand, five hundred forty-two".