6497099542 has 8 divisors (see below), whose sum is σ = 10318922856. Its totient is φ = 3057458592.

The previous prime is 6497099509. The next prime is 6497099549. The reversal of 6497099542 is 2459907946.

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

It is a super-4 number, since 4×6497099542⁴ (a number of 40 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6497099549) 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, 95545548 + ... + 95545615.

It is an arithmetic number, because the mean of its divisors is an integer number (1289865357).

Almost surely, 2^6497099542 is an apocalyptic number.

6497099542 is a deficient number, since it is larger than the sum of its proper divisors (3821823314).

6497099542 is a wasteful number, since it uses less digits than its factorization.

6497099542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191091182.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The square root of 6497099542 is about 80604.5875989698. The cubic root of 6497099542 is about 1865.9779475748.

The spelling of 6497099542 in words is "six billion, four hundred ninety-seven million, ninety-nine thousand, five hundred forty-two".