6542355246 has 40 divisors (see below), whose sum is σ = 15264620904. Its totient is φ = 1869240240.

The previous prime is 6542355223. The next prime is 6542355251. The reversal of 6542355246 is 6425532456.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6542355198 and 6542355207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 212665 + ... + 241476.

Almost surely, 2^6542355246 is an apocalyptic number.

6542355246 is an abundant number, since it is smaller than the sum of its proper divisors (8722265658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6542355246 is an equidigital number, since it uses as much as digits as its factorization.

6542355246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454174 (or 454153 counting only the distinct ones).

The product of its digits is 864000, while the sum is 42.

The square root of 6542355246 is about 80884.8270443845. The cubic root of 6542355246 is about 1870.3004317747.

The spelling of 6542355246 in words is "six billion, five hundred forty-two million, three hundred fifty-five thousand, two hundred forty-six".