6547863142 has 8 divisors (see below), whose sum is σ = 9822247776. Its totient is φ = 3273780552.

The previous prime is 6547863103. The next prime is 6547863143. The reversal of 6547863142 is 2413687456.

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

It is a super-2 number, since 2×6547863142² = 85749023452724224328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6547863092 and 6547863101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6547863143) 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, 9918 + ... + 114865.

It is an arithmetic number, because the mean of its divisors is an integer number (1227780972).

Almost surely, 2^6547863142 is an apocalyptic number.

6547863142 is a deficient number, since it is larger than the sum of its proper divisors (3274384634).

6547863142 is a wasteful number, since it uses less digits than its factorization.

6547863142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151022.

The product of its digits is 967680, while the sum is 46.

The square root of 6547863142 is about 80918.8676514940. The cubic root of 6547863142 is about 1870.8251424417.

The spelling of 6547863142 in words is "six billion, five hundred forty-seven million, eight hundred sixty-three thousand, one hundred forty-two".